College Algebra (10th Edition)
10th Edition
ISBN: 9780321979476
Author: Michael Sullivan
Publisher: PEARSON
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Chapter 9.5, Problem 7SB
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7. Bonnie works 10 hours a week as a
crossing guard earning $5 per hour. She
will work 36 of the 52 weeks in a year.
Which of the following expressions
represents the number of dollars she will
earn per year at this job?
(1) 5 x 10 x 36
(2) 5 x 10 x 52
(3) 50(52 – 36)
5 x 10
(4)
36
5 x 10
(5)
52
How many ways can you arrange 25 items, 14 of which are distinct and 11 are identical. Express your answer in scientific notation to 3 significant digits.
3.Bobby is n years old. Cam is 5 years older than Bobby.(a) write an algebraic expression for Cam's age(b) If Bobby is 5 years old, how old is Cam?(c) If bobby is 12 years old this year, how old is Cam next year?
Chapter 9 Solutions
College Algebra (10th Edition)
Ch. 9.1 - For the function f( x )= x1 x , find f( 2 ) and f(...Ch. 9.1 - True or False A function is a relation between two...Ch. 9.1 - Prob. 3AYPCh. 9.1 - True or False The notation a 5 represents the...Ch. 9.1 - True or False If n2 is an integer, then n!=n( n1...Ch. 9.1 - The sequence a 1 =5 , a n =3 a n1 is an example of...Ch. 9.1 - Prob. 7AYPCh. 9.1 - Prob. 8AYPCh. 9.1 - Prob. 9SBCh. 9.1 - Prob. 10SB
Ch. 9.1 - In Problems 9-14, evaluate each factorial...Ch. 9.1 - In Problems 9-14, evaluate each factorial...Ch. 9.1 - In Problems 9-14, evaluate each factorial...Ch. 9.1 - In Problems 9-14, evaluate each factorial...Ch. 9.1 - Prob. 15SBCh. 9.1 - Prob. 16SBCh. 9.1 - Prob. 17SBCh. 9.1 - In Problems 15-26, write down the first five terms...Ch. 9.1 - Prob. 19SBCh. 9.1 - Prob. 20SBCh. 9.1 - In Problems 15-26, write down the first five terms...Ch. 9.1 - Prob. 22SBCh. 9.1 - Prob. 23SBCh. 9.1 - Prob. 24SBCh. 9.1 - Prob. 25SBCh. 9.1 - Prob. 26SBCh. 9.1 - Prob. 27SBCh. 9.1 - Prob. 28SBCh. 9.1 - In Problems 27-34, the given pattern continues....Ch. 9.1 - Prob. 30SBCh. 9.1 - In Problems 27-34, the given pattern continues....Ch. 9.1 - Prob. 32SBCh. 9.1 - In Problems 27-34, the given pattern continues....Ch. 9.1 - Prob. 34SBCh. 9.1 - Prob. 35SBCh. 9.1 - Prob. 36SBCh. 9.1 - Prob. 37SBCh. 9.1 - Prob. 38SBCh. 9.1 - In Problems 35-48, a sequence is defined...Ch. 9.1 - Prob. 40SBCh. 9.1 - In Problems 35-48, a sequence is defined...Ch. 9.1 - Prob. 42SBCh. 9.1 - In Problems 35-48, a sequence is defined...Ch. 9.1 - In Problems 35-48, a sequence is defined...Ch. 9.1 - Prob. 45SBCh. 9.1 - Prob. 46SBCh. 9.1 - Prob. 47SBCh. 9.1 - Prob. 48SBCh. 9.1 - Prob. 49SBCh. 9.1 - Prob. 50SBCh. 9.1 - In Problems 49-58, write out each sum. k=1 n k 2...Ch. 9.1 - Prob. 52SBCh. 9.1 - Prob. 53SBCh. 9.1 - Prob. 54SBCh. 9.1 - Prob. 55SBCh. 9.1 - In Problems 49-58, write out each sum. k=0 n1 (...Ch. 9.1 - Prob. 57SBCh. 9.1 - Prob. 58SBCh. 9.1 - Prob. 59SBCh. 9.1 - Prob. 60SBCh. 9.1 - In Problems 59-68, express each sum using...Ch. 9.1 - Prob. 62SBCh. 9.1 - Prob. 63SBCh. 9.1 - Prob. 64SBCh. 9.1 - Prob. 65SBCh. 9.1 - Prob. 66SBCh. 9.1 - Prob. 67SBCh. 9.1 - Prob. 68SBCh. 9.1 - Prob. 69SBCh. 9.1 - Prob. 70SBCh. 9.1 - In Problems 69-80, find the sum of each sequence. ...Ch. 9.1 - Prob. 72SBCh. 9.1 - Prob. 73SBCh. 9.1 - Prob. 74SBCh. 9.1 - Prob. 75SBCh. 9.1 - Prob. 76SBCh. 9.1 - In Problems 69-80, find the sum of each sequence. ...Ch. 9.1 - Prob. 78SBCh. 9.1 - Prob. 79SBCh. 9.1 - Prob. 80SBCh. 9.1 - Credit Card Debt John has a balance of 3000 on his...Ch. 9.1 - Prob. 82AECh. 9.1 - Car Loans Phil bought a car by taking out a loan...Ch. 9.1 - Prob. 84AECh. 9.1 - Prob. 85AECh. 9.1 - Fibonacci Sequence Let u n = ( 1+ 5 ) n ( 1 5 ) n...Ch. 9.1 - Prob. 87AECh. 9.1 - Prob. 88AECh. 9.1 - Approximating f(x) =e x In calculus, it can be...Ch. 9.1 - Approximating f(x) =e x Refer to Problem 89. a....Ch. 9.1 - 91. Bode s Law In 1772, Johann Bode published the...Ch. 9.1 - Show that 1+2+...+( n1 )+n= n( n+1 ) 2 [Hint: Let]...Ch. 9.1 - Computing Square Roots A method for approximating...Ch. 9.1 - Prob. 94AECh. 9.1 - Prob. 95AECh. 9.1 - Prob. 96AECh. 9.1 - Prob. 97AECh. 9.1 - For the sequence given in problem 97, show that u...Ch. 9.1 - For the sequence given in problem 97, show that u...Ch. 9.1 - 100. Investigate various applications that lead to...Ch. 9.1 - Write a paragraph that explains why the numbers...Ch. 9.1 - If 2500 is invested at 3 compounded monthly, find...Ch. 9.1 - Solve the inequality: x 3 + x 2 16x160 .Ch. 9.1 - Prob. 104RYKCh. 9.1 - Prob. 105RYKCh. 9.2 - In a(n) ________ sequence, the difference between...Ch. 9.2 - True or False For an arithmetic sequence { a n }...Ch. 9.2 - Prob. 3CVCh. 9.2 - Prob. 4CVCh. 9.2 - Prob. 5CVCh. 9.2 - If a n =2n+7 is the n th term of an arithmetic...Ch. 9.2 - show that each sequence is arithmetic. Find the...Ch. 9.2 - show that each sequence is arithmetic. Find the...Ch. 9.2 - show that each sequence is arithmetic. Find the...Ch. 9.2 - show that each sequence is arithmetic. Find the...Ch. 9.2 - show that each sequence is arithmetic. Find the...Ch. 9.2 - show that each sequence is arithmetic. Find the...Ch. 9.2 - Prob. 13SBCh. 9.2 - show that each sequence is arithmetic. Find the...Ch. 9.2 - Prob. 15SBCh. 9.2 - Prob. 16SBCh. 9.2 - In Problems 17-24, find the nth term of the...Ch. 9.2 - In Problems 17-24, find the n th term of the...Ch. 9.2 - Prob. 19SBCh. 9.2 - Prob. 20SBCh. 9.2 - Prob. 21SBCh. 9.2 - Prob. 22SBCh. 9.2 - In Problems 17-24, find the n th term of the...Ch. 9.2 - Prob. 24SBCh. 9.2 - In Problems 25-30, find the indicated term in each...Ch. 9.2 - Prob. 26SBCh. 9.2 - In Problems 25-30, find the indicated term in each...Ch. 9.2 - Prob. 28SBCh. 9.2 - In Problems 25-30, find the indicated term in each...Ch. 9.2 - Prob. 30SBCh. 9.2 - Prob. 31SBCh. 9.2 - Prob. 32SBCh. 9.2 - Prob. 33SBCh. 9.2 - Prob. 34SBCh. 9.2 - Prob. 35SBCh. 9.2 - Prob. 36SBCh. 9.2 - In Problems 31-38, find the first term and the...Ch. 9.2 - Prob. 38SBCh. 9.2 - Prob. 39SBCh. 9.2 - Prob. 40SBCh. 9.2 - Prob. 41SBCh. 9.2 - Prob. 42SBCh. 9.2 - Prob. 43SBCh. 9.2 - Prob. 44SBCh. 9.2 - Prob. 45SBCh. 9.2 - Prob. 46SBCh. 9.2 - In Problems 39-56, find each sum. 73+78+83+88++558Ch. 9.2 - Prob. 48SBCh. 9.2 - Prob. 49SBCh. 9.2 - Prob. 50SBCh. 9.2 - In Problems 39-56, find each sum. n1 80 ( 2n5 )Ch. 9.2 - n=1 90 ( 32bn )Ch. 9.2 - n=1 100 ( 6 1 2 n )Ch. 9.2 - Prob. 54SBCh. 9.2 - Prob. 55SBCh. 9.2 - Prob. 56SBCh. 9.2 - Prob. 57SBCh. 9.2 - Prob. 58SBCh. 9.2 - Prob. 59SBCh. 9.2 - Prob. 60SBCh. 9.2 - Prob. 61SBCh. 9.2 - Prob. 62SBCh. 9.2 - Prob. 63SBCh. 9.2 - Prob. 64SBCh. 9.2 - Prob. 65SBCh. 9.2 - Prob. 66SBCh. 9.2 - Seats in an Amphitheater An outdoor amphitheater...Ch. 9.2 - Prob. 68SBCh. 9.2 - Prob. 69SBCh. 9.2 - Prob. 70DWCh. 9.2 - Prob. 71DWCh. 9.2 - Prob. 72RYKCh. 9.2 - Prob. 73RYKCh. 9.2 - Prob. 74RYKCh. 9.2 - Prob. 75RYKCh. 9.3 - If 1000 is invested at 4 per annum compounded...Ch. 9.3 - Prob. 2AYPCh. 9.3 - Prob. 3CVCh. 9.3 - Prob. 4CVCh. 9.3 - Prob. 5CVCh. 9.3 - True or False A geometric sequence may be defined...Ch. 9.3 - Prob. 7CVCh. 9.3 - Prob. 8CVCh. 9.3 - In Problems 9-18, show that each sequence is...Ch. 9.3 - Prob. 10SBCh. 9.3 - Prob. 11SBCh. 9.3 - Prob. 12SBCh. 9.3 - Prob. 13SBCh. 9.3 - Prob. 14SBCh. 9.3 - Prob. 15SBCh. 9.3 - Prob. 16SBCh. 9.3 - Prob. 17SBCh. 9.3 - Prob. 18SBCh. 9.3 - In Problems 19-26, find the fifth term and the nth...Ch. 9.3 - Prob. 20SBCh. 9.3 - Prob. 21SBCh. 9.3 - Prob. 22SBCh. 9.3 - Prob. 23SBCh. 9.3 - Prob. 24SBCh. 9.3 - Prob. 25SBCh. 9.3 - Prob. 26SBCh. 9.3 - Prob. 27SBCh. 9.3 - Prob. 28SBCh. 9.3 - In Problems 27- 32, find the indicated term of...Ch. 9.3 - Prob. 30SBCh. 9.3 - Prob. 31SBCh. 9.3 - Prob. 32SBCh. 9.3 - Prob. 33SBCh. 9.3 - Prob. 34SBCh. 9.3 - Prob. 35SBCh. 9.3 - Prob. 36SBCh. 9.3 - Prob. 37SBCh. 9.3 - Prob. 38SBCh. 9.3 - In Problems 33-40, find the nth term a n of each...Ch. 9.3 - Prob. 40SBCh. 9.3 - Prob. 41SBCh. 9.3 - Prob. 42SBCh. 9.3 - Prob. 43SBCh. 9.3 - Prob. 44SBCh. 9.3 - Prob. 45SBCh. 9.3 - Prob. 46SBCh. 9.3 - Prob. 47SBCh. 9.3 - Prob. 48SBCh. 9.3 - For Problems 47-52, use a graphing utility to find...Ch. 9.3 - Prob. 50SBCh. 9.3 - Prob. 51SBCh. 9.3 - Prob. 52SBCh. 9.3 - Prob. 53SBCh. 9.3 - Prob. 54SBCh. 9.3 - Prob. 55SBCh. 9.3 - Prob. 56SBCh. 9.3 - In Problems 53-68, determine whether each infinite...Ch. 9.3 - In Problems 53-68, determine whether each infinite...Ch. 9.3 - In Problems 53-68, determine whether each infinite...Ch. 9.3 - Prob. 60SBCh. 9.3 - Prob. 61SBCh. 9.3 - Prob. 62SBCh. 9.3 - Prob. 63SBCh. 9.3 - Prob. 64SBCh. 9.3 - Prob. 65SBCh. 9.3 - Prob. 66SBCh. 9.3 - In Problems 53-68, determine whether each infinite...Ch. 9.3 - Prob. 68SBCh. 9.3 - In Problems 69-82, determine whether the given...Ch. 9.3 - Prob. 70MPCh. 9.3 - Prob. 71MPCh. 9.3 - Prob. 72MPCh. 9.3 - Prob. 73MPCh. 9.3 - Prob. 74MPCh. 9.3 - Prob. 75MPCh. 9.3 - Prob. 76MPCh. 9.3 - Prob. 77MPCh. 9.3 - Prob. 78MPCh. 9.3 - Prob. 79MPCh. 9.3 - Prob. 80MPCh. 9.3 - Prob. 81MPCh. 9.3 - Prob. 82MPCh. 9.3 - Prob. 83AECh. 9.3 - Prob. 84AECh. 9.3 - Prob. 85AECh. 9.3 - Prob. 86AECh. 9.3 - Pendulum Swings Initially, a pendulum swings...Ch. 9.3 - Prob. 88AECh. 9.3 - Retirement Christine contributes 100 each month to...Ch. 9.3 - Prob. 90AECh. 9.3 - Prob. 91AECh. 9.3 - Prob. 92AECh. 9.3 - Prob. 93AECh. 9.3 - Prob. 94AECh. 9.3 - Grains of Wheat on a Chess Board In an old fable,...Ch. 9.3 - Prob. 96AECh. 9.3 - Multiplier Suppose that, throughout the U.S....Ch. 9.3 - Multiplier Refer to Problem 97. Suppose that the...Ch. 9.3 - Prob. 99AECh. 9.3 - Prob. 100AECh. 9.3 - A Rich Man’s Promise A rich man promises to give...Ch. 9.3 - Prob. 102AECh. 9.3 - Prob. 103DWCh. 9.3 - Prob. 104DWCh. 9.3 - Critical Thinking You have just signed a 7-year...Ch. 9.3 - Prob. 106DWCh. 9.3 - Prob. 107DWCh. 9.3 - Prob. 108DWCh. 9.3 - Prob. 109DWCh. 9.3 - Describe the similarities and differences between...Ch. 9.3 - Prob. 111RYKCh. 9.3 - Find the inverse of the nonsingular matrix: [ 1 0...Ch. 9.3 - Prob. 113RYKCh. 9.3 - Prob. 114RYKCh. 9.4 - In Problems 1-22, use the Principle of...Ch. 9.4 - Prob. 2SBCh. 9.4 - In Problems 1-22, use the Principle of...Ch. 9.4 - In Problems 1-22, use the Principle of...Ch. 9.4 - In Problems 1-22, use the Principle of...Ch. 9.4 - Prob. 6SBCh. 9.4 - Prob. 7SBCh. 9.4 - Prob. 8SBCh. 9.4 - Prob. 9SBCh. 9.4 - Prob. 10SBCh. 9.4 - Prob. 11SBCh. 9.4 - Prob. 12SBCh. 9.4 - Prob. 13SBCh. 9.4 - Prob. 14SBCh. 9.4 - Prob. 15SBCh. 9.4 - Prob. 16SBCh. 9.4 - Prob. 17SBCh. 9.4 - Prob. 18SBCh. 9.4 - In Problems 1-22, use the Principle of...Ch. 9.4 - Prob. 20SBCh. 9.4 - Prob. 21SBCh. 9.4 - Prob. 22SBCh. 9.4 - Prob. 23AECh. 9.4 - Prob. 24AECh. 9.4 - In Problems 23-27, prove each statement. ab is a...Ch. 9.4 - Prob. 26AECh. 9.4 - Prob. 27AECh. 9.4 - Prob. 28AECh. 9.4 - Prob. 29AECh. 9.4 - Prob. 30AECh. 9.4 - Prob. 31AECh. 9.4 - Prob. 32AECh. 9.4 - Prob. 33AECh. 9.4 - How would you explain the Principle of...Ch. 9.4 - Prob. 35RYKCh. 9.4 - Prob. 36RYKCh. 9.4 - Prob. 37RYKCh. 9.4 - Prob. 38RYKCh. 9.5 - The ______ ________ is a triangular display of the...Ch. 9.5 - Prob. 2CVCh. 9.5 - Prob. 3CVCh. 9.5 - Prob. 4CVCh. 9.5 - In Problems 5-16, evaluate each expression. ( 5 3...Ch. 9.5 - Prob. 6SBCh. 9.5 - Prob. 7SBCh. 9.5 - Prob. 8SBCh. 9.5 - Prob. 9SBCh. 9.5 - Prob. 10SBCh. 9.5 - Prob. 11SBCh. 9.5 - Prob. 12SBCh. 9.5 - In Problems 5-16, evaluate each expression. ( 55...Ch. 9.5 - In Problems 5-16, evaluate each expression. ( 60...Ch. 9.5 - In Problems 5-16, evaluate each expression. ( 47...Ch. 9.5 - In Problems 5-16, evaluate each expression. ( 37...Ch. 9.5 - In Problems 17-28, expand each expression using...Ch. 9.5 - In Problems 17-28, expand each expression using...Ch. 9.5 - In Problems 17-28, expand each expression using...Ch. 9.5 - In Problems 17-28, expand each expression using...Ch. 9.5 - In Problems 17-28, expand each expression using...Ch. 9.5 - In Problems 17-28, expand each expression using...Ch. 9.5 - In Problems 17-28, expand each expression using...Ch. 9.5 - In Problems 17-28, expand each expression using...Ch. 9.5 - In Problems 17-28, expand each expression using...Ch. 9.5 - In Problems 17-28, expand each expression using...Ch. 9.5 - In Problems 17-28, expand each expression using...Ch. 9.5 - In Problems 17-28, expand each expression using...Ch. 9.5 - In Problems 29-42, use the Binomial Theorem to...Ch. 9.5 - In Problems 29-42, use the Binomial Theorem to...Ch. 9.5 - In Problems 29-42, use the Binomial Theorem to...Ch. 9.5 - In Problems 29-42, use the Binomial Theorem to...Ch. 9.5 - In Problems 29-42, use the Binomial Theorem to...Ch. 9.5 - In Problems 29-42, use the Binomial Theorem to...Ch. 9.5 - In Problems 29-42, use the Binomial Theorem to...Ch. 9.5 - In Problems 29-42, use the Binomial Theorem to...Ch. 9.5 - In Problems 29-42, use the Binomial Theorem to...Ch. 9.5 - In Problems 29-42, use the Binomial Theorem to...Ch. 9.5 - In Problems 29-42, use the Binomial Theorem to...Ch. 9.5 - In Problems 29-42, use the Binomial Theorem to...Ch. 9.5 - In Problems 29-42, use the Binomial Theorem to...Ch. 9.5 - In Problems 29-42, use the Binomial Theorem to...Ch. 9.5 - Use the Binomial Theorem to find the numerical...Ch. 9.5 - Use the Binomial Theorem to find the numerical...Ch. 9.5 - Prob. 45SBCh. 9.5 - Prob. 46SBCh. 9.5 - Prob. 47SBCh. 9.5 - Prob. 48SBCh. 9.5 - Prob. 49SBCh. 9.5 - Prob. 50SBCh. 9.5 - Prob. 51RYKCh. 9.5 - Prob. 52RYKCh. 9.5 - Prob. 53RYKCh. 9.5 - Prob. 54RYK
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