MML PRECALCULUS ENHANCED
7th Edition
ISBN: 9780134119250
Author: Sullivan
Publisher: INTER PEAR
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Textbook Question
Chapter 4.2, Problem 42SB
In Problems 33-44, determine the maximum number of real zeros that each polynomial function may have. Then list the potential rational zeros of each polynomial function. Do not attempt to find the zeros.
42.
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Chapter 4 Solutions
MML PRECALCULUS ENHANCED
Ch. 4.1 - The intercepts of the equation 9 x 2 +4y=36 are...Ch. 4.1 - Is the expression 4 x 3 3.6 x 2 2 a polynomial?...Ch. 4.1 - To graph y= x 2 4 , you would shift the graph of...Ch. 4.1 - Use a graphing utility to approximate (rounded to...Ch. 4.1 - True or False The x-intercepts of the graph of a...Ch. 4.1 - If g( 5 )=0 , what point is on the graph of g ?...Ch. 4.1 - The graph of every polynomial function is both...Ch. 4.1 - If r is a real zero of even multiplicity of a...Ch. 4.1 - The graphs of power functions of the form f(x)= x...Ch. 4.1 - If r is a solution to the equation f(x)=0 , name...
Ch. 4.1 - The points at which a graph changes direction...Ch. 4.1 - Prob. 12CVCh. 4.1 - If f( x )=2 x 5 + x 3 5 x 2 +7 , then lim x f( x...Ch. 4.1 - Explain what the notation lim x f( x )= means.Ch. 4.1 - The _______ of a zero is the number of times its...Ch. 4.1 - Prob. 16CVCh. 4.1 - In Problems 17-28, determine which functions are...Ch. 4.1 - In Problems 17-28, determine which functions are...Ch. 4.1 - In Problems 17-28, determine which functions are...Ch. 4.1 - In Problems 17-28, determine which functions are...Ch. 4.1 - In Problems 17-28, determine which functions are...Ch. 4.1 - In Problems 17-28, determine which functions are...Ch. 4.1 - In Problems 17-28, determine which functions are...Ch. 4.1 - In Problems 17-28, determine which functions are...Ch. 4.1 - In Problems 17-28, determine which functions are...Ch. 4.1 - In Problems 17-28, determine which functions are...Ch. 4.1 - In Problems 17-28, determine which functions are...Ch. 4.1 - In Problems 17-28, determine which functions are...Ch. 4.1 - In Problems 29-42, use transformations of the...Ch. 4.1 - Prob. 30SBCh. 4.1 - In Problems 29-42, use transformations of the...Ch. 4.1 - In Problems 29-42, use transformations of the...Ch. 4.1 - In Problems 29-42, use transformations of the...Ch. 4.1 - In Problems 29-42, use transformations of the...Ch. 4.1 - In Problems 29-42, use transformations of the...Ch. 4.1 - In Problems 29-42, use transformations of the...Ch. 4.1 - In Problems 29-42, use transformations of the...Ch. 4.1 - In Problems 29-42, use transformations of the...Ch. 4.1 - In Problems 29-42, use transformations of the...Ch. 4.1 - In Problems 29-42, use transformations of the...Ch. 4.1 - In Problems 29-42, use transformations of the...Ch. 4.1 - In Problems 29-42, use transformations of the...Ch. 4.1 - In Problems 43-50, form a polynomial function...Ch. 4.1 - In Problems 43-50, form a polynomial function...Ch. 4.1 - In Problems 43-50, form a polynomial function...Ch. 4.1 - In Problems 43-50, form a polynomial function...Ch. 4.1 - In Problems 43-50, form a polynomial function...Ch. 4.1 - In Problems 43-50, form a polynomial function...Ch. 4.1 - In Problems 43-50, form a polynomial function...Ch. 4.1 - In Problems 43-50, form a polynomial function...Ch. 4.1 - In Problems 51-56, find the polynomial function...Ch. 4.1 - In Problems 51-56, find the polynomial function...Ch. 4.1 - In Problems 51-56, find the polynomial function...Ch. 4.1 - In Problems 51-56, find the polynomial function...Ch. 4.1 - In Problems 51-56, find the polynomial function...Ch. 4.1 - In Problems 51-56, find the polynomial function...Ch. 4.1 - In Problems 57-68, for each polynomial function:...Ch. 4.1 - In Problems 57-68, for each polynomial function:...Ch. 4.1 - In Problems 57-68, for each polynomial function:...Ch. 4.1 - In Problems 57-68, for each polynomial function:...Ch. 4.1 - In Problems 57-68, for each polynomial function:...Ch. 4.1 - In Problems 57-68, for each polynomial function:...Ch. 4.1 - In Problems 57-68, for each polynomial function:...Ch. 4.1 - In Problems 57-68, for each polynomial function:...Ch. 4.1 - In Problems 57-68, for each polynomial function:...Ch. 4.1 - In Problems 57-68, for each polynomial function:...Ch. 4.1 - In Problems 57-68, for each polynomial function:...Ch. 4.1 - In Problems 57-68, for each polynomial function:...Ch. 4.1 - Prob. 69SBCh. 4.1 - Prob. 70SBCh. 4.1 - Prob. 71SBCh. 4.1 - Prob. 72SBCh. 4.1 - Prob. 73SBCh. 4.1 - In Problems 73-76, construct a polynomial function...Ch. 4.1 - Prob. 75SBCh. 4.1 - Prob. 76SBCh. 4.1 - In Problems 77-80, write a polynomial function...Ch. 4.1 - In Problems 77-80, write a polynomial function...Ch. 4.1 - In Problems 77-80, write a polynomial function...Ch. 4.1 - In Problems 77-80, write a polynomial function...Ch. 4.1 - Prob. 81SBCh. 4.1 - In Problems 81-98, analyze each polynomial...Ch. 4.1 - Prob. 83SBCh. 4.1 - Prob. 84SBCh. 4.1 - In Problems 81-98, analyze each polynomial...Ch. 4.1 - In Problems 81-98, analyze each polynomial...Ch. 4.1 - Prob. 87SBCh. 4.1 - Prob. 88SBCh. 4.1 - Prob. 89SBCh. 4.1 - Prob. 90SBCh. 4.1 - Prob. 91SBCh. 4.1 - Prob. 92SBCh. 4.1 - In Problems 81-98, analyze each polynomial...Ch. 4.1 - Prob. 94SBCh. 4.1 - Prob. 95SBCh. 4.1 - Prob. 96SBCh. 4.1 - Prob. 97SBCh. 4.1 - In Problems 81-98, analyze each polynomial...Ch. 4.1 - Prob. 99SBCh. 4.1 - In Problems 99-106, analyze each polynomial...Ch. 4.1 - In Problems 99-106, analyze each polynomial...Ch. 4.1 - Prob. 102SBCh. 4.1 - Prob. 103SBCh. 4.1 - Prob. 104SBCh. 4.1 - Prob. 105SBCh. 4.1 - Prob. 106SBCh. 4.1 - Prob. 107MPCh. 4.1 - In Problems 107-114, analyze each polynomial...Ch. 4.1 - Prob. 109MPCh. 4.1 - In Problems 107-114, analyze each polynomial...Ch. 4.1 - In Problems 107-114, analyze each polynomial...Ch. 4.1 - Prob. 112MPCh. 4.1 - Prob. 113MPCh. 4.1 - In Problems 107-114, analyze each polynomial...Ch. 4.1 - Prob. 115MPCh. 4.1 - Prob. 116MPCh. 4.1 - Prob. 117MPCh. 4.1 - In Problems 115-118, construct a polynomial...Ch. 4.1 - G( x )= (x+3) 2 (x2) a. Identify the x-intercepts...Ch. 4.1 - h( x )=( x+2 ) ( x4 ) 3 a. Identify the...Ch. 4.1 - Prob. 121AECh. 4.1 - Prob. 122AECh. 4.1 - Prob. 123AECh. 4.1 - h( x )=( x+2 ) ( x4 ) 3 a. Identify the...Ch. 4.1 - Prob. 125AECh. 4.1 - Prob. 126AECh. 4.1 - Write a few paragraphs that provide a general...Ch. 4.1 - Prob. 128AECh. 4.1 - Make up two polynomials, not of the same degree,...Ch. 4.1 - Which of the following statements are true...Ch. 4.1 - Which of the following statements are true...Ch. 4.1 - The illustration shows the graph of a polynomial...Ch. 4.1 - Prob. 133DWCh. 4.1 - Prob. 134DWCh. 4.1 - Prob. 135RYKCh. 4.1 - Find the domain of the function h( x )= x3 x+5 .Ch. 4.1 - Find the x-intercepts of the graph of f( x )=4 x 2...Ch. 4.1 - Solve the inequality x 2 214x .Ch. 4.2 - 1. Find f( 1 ) if f( x )=2 x 2 xCh. 4.2 - 2. Factor the expression 6 x 2 +x-2Ch. 4.2 - 3. Find the quotient and remainder if 3 x 4 -5 x 3...Ch. 4.2 - 4. Solve x 2 =3-x .Ch. 4.2 - 5. f( x )=q(x)g( x )+r(x) , the function r( x ) is...Ch. 4.2 - 6. When a polynomial function f is divided by x-c...Ch. 4.2 - 7. Given f( x )=3 x 4 -2 x 3 +7x-2 , how many sign...Ch. 4.2 - 8. True or False Every polynomial function of...Ch. 4.2 - 9. If f is a polynomial function and x4 is a...Ch. 4.2 - 10. True or False If f is a polynomial function of...Ch. 4.2 - In Problems 11-20, use the Remainder Theorem to...Ch. 4.2 - In Problems 11-20, use the Remainder Theorem to...Ch. 4.2 - In Problems 11-20, use the Remainder Theorem to...Ch. 4.2 - In Problems 11-20, use the Remainder Theorem to...Ch. 4.2 - In Problems 11-20, use the Remainder Theorem to...Ch. 4.2 - In Problems 11-20, use the Remainder Theorem to...Ch. 4.2 - Prob. 17SBCh. 4.2 - In Problems 11-20, use the Remainder Theorem to...Ch. 4.2 - In Problems 11-20, use the Remainder Theorem to...Ch. 4.2 - In Problems 11-20, use the Remainder Theorem to...Ch. 4.2 - Prob. 21SBCh. 4.2 - Prob. 22SBCh. 4.2 - Prob. 23SBCh. 4.2 - In Problems 21-32, use Descartes' Rule of Signs to...Ch. 4.2 - In Problems 21-32, use Descartes' Rule of Signs to...Ch. 4.2 - In Problems 21-32, use Descartes' Rule of Signs to...Ch. 4.2 - In Problems 21-32, use Descartes' Rule of Signs to...Ch. 4.2 - In Problems 21-32, use Descartes' Rule of Signs to...Ch. 4.2 - In Problems 21-32, use Descartes' Rule of Signs to...Ch. 4.2 - In Problems 21-32, use Descartes' Rule of Signs to...Ch. 4.2 - Prob. 31SBCh. 4.2 - In Problems 21-32, use Descartes' Rule of Signs to...Ch. 4.2 - Prob. 33SBCh. 4.2 - In Problems 33-44, determine the maximum number of...Ch. 4.2 - In Problems 33-44, determine the maximum number of...Ch. 4.2 - In Problems 33-44, determine the maximum number of...Ch. 4.2 - Prob. 37SBCh. 4.2 - In Problems 33-44, determine the maximum number of...Ch. 4.2 - In Problems 33-44, determine the maximum number of...Ch. 4.2 - In Problems 33-44, determine the maximum number of...Ch. 4.2 - In Problems 33-44, determine the maximum number of...Ch. 4.2 - In Problems 33-44, determine the maximum number of...Ch. 4.2 - In Problems 33-44, determine the maximum number of...Ch. 4.2 - In Problems 33-44, determine the maximum number of...Ch. 4.2 - In Problems 45-50, find the bounds to the zeros of...Ch. 4.2 - In Problems 45-50, find the bounds to the zeros of...Ch. 4.2 - In Problems 45-50, find the bounds to the zeros of...Ch. 4.2 - In Problems 45-50, find the bounds to the zeros of...Ch. 4.2 - In Problems 45-50, find the bounds to the zeros of...Ch. 4.2 - In Problems 45-50, find the bounds to the zeros of...Ch. 4.2 - In Problems 51-68, find the real zeros of f. Use...Ch. 4.2 - In Problems 51-68, find the real zeros of f. Use...Ch. 4.2 - In Problems 51-68, find the real zeros of f. Use...Ch. 4.2 - In Problems 51-68, find the real zeros of f. Use...Ch. 4.2 - In Problems 51-68, find the real zeros of f. Use...Ch. 4.2 - In Problems 51-68, find the real zeros of f. Use...Ch. 4.2 - In Problems 51-68, find the real zeros of f. Use...Ch. 4.2 - In Problems 51-68, find the real zeros of f. Use...Ch. 4.2 - In Problems 51-68, find the real zeros of f. Use...Ch. 4.2 - Prob. 60SBCh. 4.2 - Prob. 61SBCh. 4.2 - Prob. 62SBCh. 4.2 - In Problems 51-68, find the real zeros of f . Use...Ch. 4.2 - Prob. 64SBCh. 4.2 - In Problems 51-68, find the real zeros of f . Use...Ch. 4.2 - Prob. 66SBCh. 4.2 - Prob. 67SBCh. 4.2 - Prob. 68SBCh. 4.2 - In Problems 69-74, find the real zeros of f . If...Ch. 4.2 - In Problems 69-74, find the real zeros of f . If...Ch. 4.2 - In Problems 69-74, find the real zeros of f . If...Ch. 4.2 - Prob. 72SBCh. 4.2 - Prob. 73SBCh. 4.2 - Prob. 74SBCh. 4.2 - In Problems 75-84, find the real solutions of each...Ch. 4.2 - In Problems 75-84, find the real solutions of each...Ch. 4.2 - In Problems 75-84, find the real solutions of each...Ch. 4.2 - Prob. 78SBCh. 4.2 - Prob. 79SBCh. 4.2 - Prob. 80SBCh. 4.2 - Prob. 81SBCh. 4.2 - Prob. 82SBCh. 4.2 - Prob. 83SBCh. 4.2 - Prob. 84SBCh. 4.2 - Prob. 85SBCh. 4.2 - Prob. 86SBCh. 4.2 - Prob. 87SBCh. 4.2 - Prob. 88SBCh. 4.2 - Prob. 89SBCh. 4.2 - Prob. 90SBCh. 4.2 - In Problems 91-98, analyze each polynomial...Ch. 4.2 - In Problems 91-98, analyze each polynomial...Ch. 4.2 - In Problems 91-98, analyze each polynomial...Ch. 4.2 - In Problems 91-98, analyze each polynomial...Ch. 4.2 - In Problems 91-98, analyze each polynomial...Ch. 4.2 - In Problems 91-98, analyze each polynomial...Ch. 4.2 - In Problems 91-98, analyze each polynomial...Ch. 4.2 - In Problems 91-98, analyze each polynomial...Ch. 4.2 - Find k such that f( x )= x 3 k x 2 +kx+2 has the...Ch. 4.2 - Find k such that f( x )= x 4 k x 3 +k x 2 +1 has...Ch. 4.2 - Prob. 101AECh. 4.2 - Prob. 102AECh. 4.2 - Prob. 103AECh. 4.2 - Prob. 104AECh. 4.2 - Prob. 105AECh. 4.2 - Prob. 106AECh. 4.2 - Prob. 107AECh. 4.2 - Prob. 108AECh. 4.2 - Let f( x ) be a polynomial function whose...Ch. 4.2 - Prob. 110AECh. 4.2 - Prob. 111AECh. 4.2 - Prob. 112DWCh. 4.2 - Prob. 113DWCh. 4.2 - Prob. 114DWCh. 4.2 - Is 2 3 a zero of f( x )= x 7 +6 x 5 x 4 +x+2 ?...Ch. 4.2 - If ( 4,6 ) is a point on the graph of y=f( x ) ,...Ch. 4.2 - Prob. 117RYKCh. 4.2 - Prob. 118RYKCh. 4.2 - Prob. 119RYKCh. 4.3 - 1. Find the sum and the product of the complex...Ch. 4.3 - Prob. 2AYPCh. 4.3 - 3. Every polynomial function of odd degree with...Ch. 4.3 - 4. If 3+4i is a zero of a polynomial function of...Ch. 4.3 - Prob. 5CVCh. 4.3 - Prob. 6CVCh. 4.3 - In Problems 7-16, information is given about a...Ch. 4.3 - In Problems 7-16, information is given about a...Ch. 4.3 - In Problems 7-16, information is given about a...Ch. 4.3 - In Problems 7-16, information is given about a...Ch. 4.3 - Prob. 11SBCh. 4.3 - Prob. 12SBCh. 4.3 - Prob. 13SBCh. 4.3 - Prob. 14SBCh. 4.3 - Prob. 15SBCh. 4.3 - Prob. 16SBCh. 4.3 - In Problems 17-22, form a polynomial function f( x...Ch. 4.3 - Prob. 18SBCh. 4.3 - In Problems 17-22, form a polynomial function f( x...Ch. 4.3 - In Problems 17-22, form a polynomial function f( x...Ch. 4.3 - In Problems 17-22, form a polynomial function f( x...Ch. 4.3 - In Problems 17-22, form a polynomial function f( x...Ch. 4.3 - In Problems 23-30, use the given zero to find the...Ch. 4.3 - In Problems 23-30, use the given zero to find the...Ch. 4.3 - Prob. 25SBCh. 4.3 - In Problems 23-30, use the given zero to find the...Ch. 4.3 - In Problems 23-30, use the given zero to find the...Ch. 4.3 - In Problems 23-30, use the given zero to find the...Ch. 4.3 - In Problems 23-30, use the given zero to find the...Ch. 4.3 - In Problems 23-30, use the given zero to find the...Ch. 4.3 - In Problems 31-40, find the complex zeros of each...Ch. 4.3 - Prob. 32SBCh. 4.3 - In Problems 31-40, find the complex zeros of each...Ch. 4.3 - Prob. 34SBCh. 4.3 - Prob. 35SBCh. 4.3 - Prob. 36SBCh. 4.3 - Prob. 37SBCh. 4.3 - In Problems 31-40, find the complex zeros of each...Ch. 4.3 - Prob. 39SBCh. 4.3 - Prob. 40SBCh. 4.3 - Given f( x )=2 x 3 14 x 2 +bx3 with f( 2 )=0 , g(...Ch. 4.3 - Prob. 42MPCh. 4.3 - Prob. 43MPCh. 4.3 - In Problems 44 and 45, explain why the facts given...Ch. 4.3 - In Problems 44 and 45, explain why the facts given...Ch. 4.3 - f is a polynomial function of degree 4 whose...Ch. 4.3 - f is a polynomial function of degree 4 whose...Ch. 4.3 - For the polynomial function f( x )= x 2 +2ix-10 :...Ch. 4.3 - Prob. 49RYKCh. 4.3 - Prob. 50RYKCh. 4.3 - Prob. 51RYKCh. 4.3 - Prob. 52RYKCh. 4.4 - True or False The quotient of two polynomial...Ch. 4.4 - What are the quotient and remainder when 3 x 4 x...Ch. 4.4 - Prob. 3AYPCh. 4.4 - Graph y=2 ( x+1 ) 2 3 using...Ch. 4.4 - True or False The domain of every rational...Ch. 4.4 - If, as x or as x , the values of R( x ) approach...Ch. 4.4 - If, as x approaches some number c , the values of...Ch. 4.4 - For a rational function R , if the degree of the...Ch. 4.4 - True or False The graph of a rational function may...Ch. 4.4 - True or False The graph of a rational function may...Ch. 4.4 - If a rational function is proper, then _____ is a...Ch. 4.4 - True or False If the degree of the numerator of a...Ch. 4.4 - If R( x )= p( x ) q( x ) is a rational function...Ch. 4.4 - Which type of asymptote, when it occurs, describes...Ch. 4.4 - In Problems 15-26, find the domain of each...Ch. 4.4 - In Problems 15-26, find the domain of each...Ch. 4.4 - In Problems 15-26, find the domain of each...Ch. 4.4 - In Problems 15-26, find the domain of each...Ch. 4.4 - In Problems 15-26, find the domain of each...Ch. 4.4 - In Problems 15-26, find the domain of each...Ch. 4.4 - In Problems 15-26, find the domain of each...Ch. 4.4 - In Problems 15-26, find the domain of each...Ch. 4.4 - In Problems 15-26, find the domain of each...Ch. 4.4 - In Problems 15-26, find the domain of each...Ch. 4.4 - Prob. 25SBCh. 4.4 - Prob. 26SBCh. 4.4 - Prob. 27SBCh. 4.4 - Prob. 28SBCh. 4.4 - Prob. 29SBCh. 4.4 - Prob. 30SBCh. 4.4 - In Problems 27-32, use the graph shown to find a....Ch. 4.4 - Prob. 32SBCh. 4.4 - In Problems 33-44, (a) graph the rational function...Ch. 4.4 - In Problems 33-44, (a) graph the rational function...Ch. 4.4 - In Problems 33-44, (a) graph the rational function...Ch. 4.4 - In Problems 33-44, (a) graph the rational function...Ch. 4.4 - In Problems 33-44, (a) graph the rational function...Ch. 4.4 - In Problems 33-44, (a) graph the rational function...Ch. 4.4 - In Problems 33-44, (a) graph the rational function...Ch. 4.4 - In Problems 33-44, (a) graph the rational function...Ch. 4.4 - In Problems 33-44, (a) graph the rational function...Ch. 4.4 - In Problems 33-44, (a) graph the rational function...Ch. 4.4 - In Problems 33-44, (a) graph the rational function...Ch. 4.4 - In Problems 33-44, (a) graph the rational function...Ch. 4.4 - In Problems 45-56, find the vertical, horizontal,...Ch. 4.4 - In Problems 45-56, find the vertical, horizontal,...Ch. 4.4 - In Problems 45-56, find the vertical, horizontal,...Ch. 4.4 - In Problems 45-56, find the vertical, horizontal,...Ch. 4.4 - In Problems 45-56, find the vertical, horizontal,...Ch. 4.4 - In Problems 45-56, find the vertical, horizontal,...Ch. 4.4 - In Problems 45-56, find the vertical, horizontal,...Ch. 4.4 - In Problems 45-56, find the vertical, horizontal,...Ch. 4.4 - In Problems 45-56, find the vertical, horizontal,...Ch. 4.4 - Prob. 54SBCh. 4.4 - Prob. 55SBCh. 4.4 - Prob. 56SBCh. 4.4 - Prob. 57SBCh. 4.4 - Prob. 58SBCh. 4.4 - Resistance in Parallel Circuits From Ohm’s Law...Ch. 4.4 - Newton’s Method In calculus you will learn that...Ch. 4.4 - Prob. 61SBCh. 4.4 - Prob. 62SBCh. 4.4 - Prob. 63DWCh. 4.4 - Prob. 64DWCh. 4.4 - The graph of a rational function cannot have both...Ch. 4.4 - Prob. 66DWCh. 4.4 - Prob. 67RYKCh. 4.4 - Prob. 68RYKCh. 4.4 - Prob. 69RYKCh. 4.4 - Prob. 70RYKCh. 4.5 - True or False The quotient of two polynomial...Ch. 4.5 - True or False Every rational function has at least...Ch. 4.5 - Which type of asymptote will never intersect the...Ch. 4.5 - True or False The graph of a rational function...Ch. 4.5 - Prob. 5CVCh. 4.5 - Identify the y-intercept of the graph of R( x )=...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 7-50, follow Steps 1 through 7 on page...Ch. 4.5 - In Problems 51-54, find a rational function that...Ch. 4.5 - Prob. 52SBCh. 4.5 - In Problems 51-54, find a rational function that...Ch. 4.5 - In Problems 51-54, find a rational function that...Ch. 4.5 - Probability Suppose you attend a fundraiser where...Ch. 4.5 - Prob. 56AECh. 4.5 - Drug Concentration The concentration C of a...Ch. 4.5 - Drug Concentration The concentration C of a...Ch. 4.5 - Minimum Cost A rectangular area adjacent to a...Ch. 4.5 - Prob. 60AECh. 4.5 - Minimizing Surface Area United Parcel Service has...Ch. 4.5 - Minimizing Surface Area United Parcel Service has...Ch. 4.5 - Cost of a Can A can in the shape of a right...Ch. 4.5 - Material Needed to Make a Drum A steel drum in the...Ch. 4.5 - Graph each of the following functions: y= x 2 1 x1...Ch. 4.5 - Graph each of the following functions: y= x 2 x1...Ch. 4.5 - Write a few paragraphs that provide a general...Ch. 4.5 - Create a rational function that has the following...Ch. 4.5 - Create a rational function that has the following...Ch. 4.5 - Create a rational function with the following...Ch. 4.5 - Explain the circumstances under which the graph of...Ch. 4.5 - Problems 72-75 are based on material learned...Ch. 4.5 - Problems 72-75 are based on material learned...Ch. 4.5 - Problems 72-75 are based on material learned...Ch. 4.5 - Problems 72-75 are based on material learned...Ch. 4.6 - Solve the inequality 34x5 . Graph the solution...Ch. 4.6 - Solve the inequality x 2 5x24 . Graph the solution...Ch. 4.6 - Which of the following could be a test number for...Ch. 4.6 - True or False The graph of f( x )= x x3 is above...Ch. 4.6 - In Problems 5-8, use the graph of the function f...Ch. 4.6 - In Problems 5-8, use the graph of the function f...Ch. 4.6 - In Problems 5-8, use the graph of the function f...Ch. 4.6 - In Problems 5-8, use the graph of the function f...Ch. 4.6 - In Problems 9-14, solve the inequality by using...Ch. 4.6 - In Problems 9-14, solve the inequality by using...Ch. 4.6 - In Problems 9-14, solve the inequality by using...Ch. 4.6 - In Problems 9-14, solve the inequality by using...Ch. 4.6 - In Problems 9-14, solve the inequality by using...Ch. 4.6 - In Problems 9-14, solve the inequality by using...Ch. 4.6 - In Problems 15-18, solve the inequality by using...Ch. 4.6 - In Problems 15-18, solve the inequality by using...Ch. 4.6 - In Problems 15-18, solve the inequality by using...Ch. 4.6 - In Problems 15-18, solve the inequality by using...Ch. 4.6 - In Problems 19-48, solve each inequality...Ch. 4.6 - In Problems 19-48, solve each inequality...Ch. 4.6 - In Problems 19-48, solve each inequality...Ch. 4.6 - In Problems 19-48, solve each inequality...Ch. 4.6 - In Problems 19-48, solve each inequality...Ch. 4.6 - In Problems 19-48, solve each inequality...Ch. 4.6 - In Problems 19-48, solve each inequality...Ch. 4.6 - In Problems 19-48, solve each inequality...Ch. 4.6 - In Problems 19-48, solve each inequality...Ch. 4.6 - In Problems 19-48, solve each inequality...Ch. 4.6 - In Problems 19-48, solve each inequality...Ch. 4.6 - In Problems 19-48, solve each inequality...Ch. 4.6 - In Problems 19-48, solve each inequality...Ch. 4.6 - In Problems 19-48, solve each inequality...Ch. 4.6 - In Problems 19-48, solve each inequality...Ch. 4.6 - In Problems 19-48, solve each inequality...Ch. 4.6 - In Problems 19-48, solve each inequality...Ch. 4.6 - In Problems 19-48, solve each inequality...Ch. 4.6 - In Problems 19-48, solve each inequality...Ch. 4.6 - In Problems 19-48, solve each inequality...Ch. 4.6 - In Problems 19-48, solve each inequality...Ch. 4.6 - In Problems 19-48, solve each inequality...Ch. 4.6 - In Problems 19-48, solve each inequality...Ch. 4.6 - In Problems 19-48, solve each inequality...Ch. 4.6 - In Problems 19-48, solve each inequality...Ch. 4.6 - In Problems 19-48, solve each inequality...Ch. 4.6 - In Problems 19-48, solve each inequality...Ch. 4.6 - In Problems 19-48, solve each inequality...Ch. 4.6 - In Problems 19-48, solve each inequality...Ch. 4.6 - In Problems 19-48, solve each inequality...Ch. 4.6 - In Problems 49-60, solve each inequality...Ch. 4.6 - In Problems 49-60, solve each inequality...Ch. 4.6 - In Problems 49-60, solve each inequality...Ch. 4.6 - In Problems 49-60, solve each inequality...Ch. 4.6 - In Problems 49-60, solve each inequality...Ch. 4.6 - In Problems 49-60, solve each inequality...Ch. 4.6 - In Problems 49-60, solve each inequality...Ch. 4.6 - In Problems 49-60, solve each inequality...Ch. 4.6 - In Problems 49-60, solve each inequality...Ch. 4.6 - In Problems 49-60, solve each inequality...Ch. 4.6 - In Problems 49-60, solve each inequality...Ch. 4.6 - In Problems 49-60, solve each inequality...Ch. 4.6 - In Problems 61 and 62, (a) find the zeros of each...Ch. 4.6 - In Problems 61 and 62, (a) find the zeros of each...Ch. 4.6 - In Problems 63-66, (a) graph each function by...Ch. 4.6 - In Problems 63-66, (a) graph each function by...Ch. 4.6 - In Problems 63-66, (a) graph each function by...Ch. 4.6 - In Problems 63-66, (a) graph each function by...Ch. 4.6 - For what positive numbers will the cube of a...Ch. 4.6 - For what positive numbers will the cube of a...Ch. 4.6 - What is the domain of the function f( x )= x 4 -16...Ch. 4.6 - What is the domain of the function f( x )= x 3 -3...Ch. 4.6 - What is the domain of the function f( x )= x-2 x+4...Ch. 4.6 - What is the domain of the function f( x )= x-1 x+4...Ch. 4.6 - In Problems 73-76, determine where the graph of f...Ch. 4.6 - In Problems 73-76, determine where the graph of f...Ch. 4.6 - In Problems 73-76, determine where the graph of f...Ch. 4.6 - In Problems 73-76, determine where the graph of f...Ch. 4.6 - Average Cost Suppose that the daily cost C of...Ch. 4.6 - Average Cost See Problem 77. Suppose that the...Ch. 4.6 - Bungee Jumping Originating on Pentecost Island in...Ch. 4.6 - Gravitational Force According to Newtons Law of...Ch. 4.6 - Field Trip Mrs. West has decided to take her fifth...Ch. 4.6 - Make up an inequality that has no solution. Make...Ch. 4.6 - The inequality x 4 +15 has no solution. Explain...Ch. 4.6 - A student attempted to solve the inequality x+4 x3...Ch. 4.6 - Write a rational inequality whose solution set is...Ch. 4.6 - Problems 86-89 are based on material learned...Ch. 4.6 - Problems 86-89 are based on material learned...Ch. 4.6 - Problems 86-89 are based on material learned...Ch. 4.6 - Problems 86-89 are based on material learned...
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- 7. Let F(x1, x2) (F₁(x1, x2), F2(x1, x2)), where = X2 F1(x1, x2) X1 F2(x1, x2) x+x (i) Using the definition, calculate the integral LF.dy, where (t) = (cos(t), sin(t)) and t = [0,2]. [5 Marks] (ii) Explain why Green's Theorem cannot be used to find the integral in part (i). [5 Marks]arrow_forward6. Sketch the trace of the following curve on R², п 3п (t) = (t2 sin(t), t2 cos(t)), tЄ 22 [3 Marks] Find the length of this curve. [7 Marks]arrow_forwardTotal marks 10 Total marks on naner: 80 7. Let DCR2 be a bounded domain with the boundary OD which can be represented as a smooth closed curve : [a, b] R2, oriented in the anticlock- wise direction. Use Green's Theorem to justify that the area of the domain D can be computed by the formula 1 Area(D) = ½ (−y, x) · dy. [5 Marks] (ii) Use the area formula in (i) to find the area of the domain D enclosed by the ellipse y(t) = (10 cos(t), 5 sin(t)), t = [0,2π]. [5 Marks]arrow_forward
- Total marks 15 Total marks on paper: 80 6. Let DCR2 be a bounded domain with the boundary ǝD which can be represented as a smooth closed curve : [a, b] → R², oriented in the anticlockwise direction. (i) Use Green's Theorem to justify that the area of the domain D can be computed by the formula 1 Area(D) = . [5 Marks] (ii) Use the area formula in (i) to find the area of the domain D enclosed by the ellipse (t) = (5 cos(t), 10 sin(t)), t = [0,2π]. [5 Marks] (iii) Explain in your own words why Green's Theorem can not be applied to the vector field У x F(x,y) = ( - x² + y²²x² + y² ). [5 Marks]arrow_forwardTotal marks 15 པ་ (i) Sketch the trace of the following curve on R2, (t) = (t2 cos(t), t² sin(t)), t = [0,2π]. [3 Marks] (ii) Find the length of this curve. (iii) [7 Marks] Give a parametric representation of a curve : [0, that has initial point (1,0), final point (0, 1) and the length √2. → R² [5 Marks] Turn over. MA-201: Page 4 of 5arrow_forwardTotal marks 15 5. (i) Let f R2 R be defined by f(x1, x2) = x² - 4x1x2 + 2x3. Find all local minima of f on R². (ii) [10 Marks] Give an example of a function f: R2 R which is not bounded above and has exactly one critical point, which is a minimum. Justify briefly your answer. [5 Marks] 6. (i) Sketch the trace of the following curve on R2, y(t) = (sin(t), 3 sin(t)), t = [0,π]. [3 Marks]arrow_forward
- A ladder 25 feet long is leaning against the wall of a building. Initially, the foot of the ladder is 7 feet from the wall. The foot of the ladder begins to slide at a rate of 2 ft/sec, causing the top of the ladder to slide down the wall. The location of the foot of the ladder, its x coordinate, at time t seconds is given by x(t)=7+2t. wall y(1) 25 ft. ladder x(1) ground (a) Find the formula for the location of the top of the ladder, the y coordinate, as a function of time t. The formula for y(t)= √ 25² - (7+2t)² (b) The domain of t values for y(t) ranges from 0 (c) Calculate the average velocity of the top of the ladder on each of these time intervals (correct to three decimal places): . (Put your cursor in the box, click and a palette will come up to help you enter your symbolic answer.) time interval ave velocity [0,2] -0.766 [6,8] -3.225 time interval ave velocity -1.224 -9.798 [2,4] [8,9] (d) Find a time interval [a,9] so that the average velocity of the top of the ladder on this…arrow_forwardTotal marks 15 3. (i) Let FRN Rm be a mapping and x = RN is a given point. Which of the following statements are true? Construct counterex- amples for any that are false. (a) If F is continuous at x then F is differentiable at x. (b) If F is differentiable at x then F is continuous at x. If F is differentiable at x then F has all 1st order partial (c) derivatives at x. (d) If all 1st order partial derivatives of F exist and are con- tinuous on RN then F is differentiable at x. [5 Marks] (ii) Let mappings F= (F1, F2) R³ → R² and G=(G1, G2) R² → R² : be defined by F₁ (x1, x2, x3) = x1 + x², G1(1, 2) = 31, F2(x1, x2, x3) = x² + x3, G2(1, 2)=sin(1+ y2). By using the chain rule, calculate the Jacobian matrix of the mapping GoF R3 R², i.e., JGoF(x1, x2, x3). What is JGOF(0, 0, 0)? (iii) [7 Marks] Give reasons why the mapping Go F is differentiable at (0, 0, 0) R³ and determine the derivative matrix D(GF)(0, 0, 0). [3 Marks]arrow_forward5. (i) Let f R2 R be defined by f(x1, x2) = x² - 4x1x2 + 2x3. Find all local minima of f on R². (ii) [10 Marks] Give an example of a function f: R2 R which is not bounded above and has exactly one critical point, which is a minimum. Justify briefly Total marks 15 your answer. [5 Marks]arrow_forward
- Total marks 15 4. : Let f R2 R be defined by f(x1, x2) = 2x²- 8x1x2+4x+2. Find all local minima of f on R². [10 Marks] (ii) Give an example of a function f R2 R which is neither bounded below nor bounded above, and has no critical point. Justify briefly your answer. [5 Marks]arrow_forward4. Let F RNR be a mapping. (i) x ЄRN ? (ii) : What does it mean to say that F is differentiable at a point [1 Mark] In Theorem 5.4 in the Lecture Notes we proved that if F is differentiable at a point x E RN then F is continuous at x. Proof. Let (n) CRN be a sequence such that xn → x ЄERN as n → ∞. We want to show that F(xn) F(x), which means F is continuous at x. Denote hnxn - x, so that ||hn|| 0. Thus we find ||F(xn) − F(x)|| = ||F(x + hn) − F(x)|| * ||DF (x)hn + R(hn) || (**) ||DF(x)hn||+||R(hn)||| → 0, because the linear mapping DF(x) is continuous and for all large nЄ N, (***) ||R(hn) || ||R(hn) || ≤ → 0. ||hn|| (a) Explain in details why ||hn|| → 0. [3 Marks] (b) Explain the steps labelled (*), (**), (***). [6 Marks]arrow_forward4. In Theorem 5.4 in the Lecture Notes we proved that if F: RN → Rm is differentiable at x = RN then F is continuous at x. Proof. Let (xn) CRN be a sequence such that x → x Є RN as n → ∞. We want F(x), which means F is continuous at x. to show that F(xn) Denote hn xnx, so that ||hn||| 0. Thus we find ||F (xn) − F(x) || (*) ||F(x + hn) − F(x)|| = ||DF(x)hn + R(hn)|| (**) ||DF(x)hn|| + ||R(hn) || → 0, because the linear mapping DF(x) is continuous and for all large n = N, |||R(hn) || ≤ (***) ||R(hn)|| ||hn|| → 0. Explain the steps labelled (*), (**), (***) [6 Marks] (ii) Give an example of a function F: RR such that F is contin- Total marks 10 uous at x=0 but F is not differentiable at at x = 0. [4 Marks]arrow_forward
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