Calculus for Business, Economics, Life Sciences, and Social Sciences (14th Edition)
14th Edition
ISBN: 9780134668574
Author: Raymond A. Barnett, Michael R. Ziegler, Karl E. Byleen, Christopher J. Stocker
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Question
Chapter 8.1, Problem 40E
To determine
To find: The acute angle
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
HW: The frame shown in the figure is pinned at A and
C. Use moment distribution method, with and without
modifications, to draw NFD, SFD, and BMD.
B
I
I
40 kN/m
A
3 m
4 m
Q/ Give an example of a simple graph G
Such that h (G) is Euler but G is not.
9 / prove that:
Let G be agraph with n vertices, ny 2
و
the h
G has at Least two vertices which are not
cut
vertices.
Chapter 8 Solutions
Calculus for Business, Economics, Life Sciences, and Social Sciences (14th Edition)
Ch. 8.1 - Find the degree measure of 1 rad.Ch. 8.1 - Without using a calculator, find: (A)cot 45 (B)cos...Ch. 8.1 - Solve the right triangle in Figure 14. Round side...Ch. 8.1 - Solve the right triangle in Figure 16. Round...Ch. 8.1 - Repeat Example 5 assuming that the man is standing...Ch. 8.1 - Prob. 1EDCh. 8.1 - Prob. 1ECh. 8.1 - In Problems 18, mentally convert each degree...Ch. 8.1 - In Problems 18, mentally convert each degree...Ch. 8.1 - In Problems 18, mentally convert each degree...
Ch. 8.1 - In Problems 18, mentally convert each degree...Ch. 8.1 - In Problems 18, mentally convert each degree...Ch. 8.1 - In Problems 18, mentally convert each degree...Ch. 8.1 - Prob. 8ECh. 8.1 - Prob. 9ECh. 8.1 - Prob. 10ECh. 8.1 - In Problems 916, find the trigonometric ratio by...Ch. 8.1 - Prob. 12ECh. 8.1 - Prob. 13ECh. 8.1 - Prob. 14ECh. 8.1 - In Problems 916, find the trigonometric ratio by...Ch. 8.1 - Prob. 16ECh. 8.1 - Prob. 17ECh. 8.1 - Prob. 18ECh. 8.1 - In Problems 1724, find the exact value without...Ch. 8.1 - Prob. 20ECh. 8.1 - Prob. 21ECh. 8.1 - Prob. 22ECh. 8.1 - In Problems 1724, find the exact value without...Ch. 8.1 - Prob. 24ECh. 8.1 - Prob. 25ECh. 8.1 - Prob. 26ECh. 8.1 - Prob. 27ECh. 8.1 - In Problems 2536, use a calculator set in degree...Ch. 8.1 - Prob. 29ECh. 8.1 - Prob. 30ECh. 8.1 - In Problems 2536, use a calculator set in degree...Ch. 8.1 - Prob. 32ECh. 8.1 - Prob. 33ECh. 8.1 - Prob. 34ECh. 8.1 - In Problems 2536, use a calculator set in degree...Ch. 8.1 - Prob. 36ECh. 8.1 - Prob. 37ECh. 8.1 - Prob. 38ECh. 8.1 - In Problems 3742, use a calculator to find the...Ch. 8.1 - Prob. 40ECh. 8.1 - In Problems 3742, use a calculator to find the...Ch. 8.1 - Prob. 42ECh. 8.1 - Prob. 43ECh. 8.1 - Prob. 44ECh. 8.1 - Prob. 45ECh. 8.1 - Prob. 46ECh. 8.1 - Prob. 47ECh. 8.1 - Prob. 48ECh. 8.1 - Prob. 49ECh. 8.1 - Prob. 50ECh. 8.1 - Prob. 51ECh. 8.1 - Prob. 52ECh. 8.1 - Digital display. An 8-foot-tall digital display...Ch. 8.1 - Prob. 54ECh. 8.1 - Prob. 55ECh. 8.1 - Prob. 56ECh. 8.1 - An angle above the horizontal is called an angle...Ch. 8.1 - An angle above the horizontal is called an angle...Ch. 8.1 - Prob. 59ECh. 8.1 - Prob. 60ECh. 8.2 - Referring to Figure 2, find (A) sin 180(B)...Ch. 8.2 - Find the exact values without using a calculator....Ch. 8.2 - Find the exact values without using a calculator....Ch. 8.2 - Refer to Example 4. (A)Find the exact value of...Ch. 8.2 - Prob. 1EDCh. 8.2 - Prob. 1ECh. 8.2 - Prob. 2ECh. 8.2 - In Problems 18, find the exact value of each...Ch. 8.2 - Prob. 4ECh. 8.2 - In Problems 18, find the exact value of each...Ch. 8.2 - Prob. 6ECh. 8.2 - In Problems 18, find the exact value of each...Ch. 8.2 - Prob. 8ECh. 8.2 - Prob. 9ECh. 8.2 - In Problems 924, find the exact value of each...Ch. 8.2 - In Problems 924, find the exact value of each...Ch. 8.2 - Prob. 12ECh. 8.2 - Prob. 13ECh. 8.2 - Prob. 14ECh. 8.2 - Prob. 15ECh. 8.2 - Prob. 16ECh. 8.2 - In Problems 924, find the exact value of each...Ch. 8.2 - Prob. 18ECh. 8.2 - Prob. 19ECh. 8.2 - Prob. 20ECh. 8.2 - In Problems 924, find the exact value of each...Ch. 8.2 - Prob. 22ECh. 8.2 - Prob. 23ECh. 8.2 - Prob. 24ECh. 8.2 - Prob. 25ECh. 8.2 - Prob. 26ECh. 8.2 - In Problems 27-42, find the exact value of each...Ch. 8.2 - In Problems 27-42, find the exact value of each...Ch. 8.2 - In Problems 27-42, find the exact value of each...Ch. 8.2 - Prob. 30ECh. 8.2 - In Problems 27-42, find the exact value of each...Ch. 8.2 - In Problems 27-42, find the exact value of each...Ch. 8.2 - Prob. 33ECh. 8.2 - In Problems 27-42, find the exact value of each...Ch. 8.2 - In Problems 27-42, find the exact value of each...Ch. 8.2 - In Problems 27-42, find the exact value of each...Ch. 8.2 - In Problems 27-42, find the exact value of each...Ch. 8.2 - In Problems 27-42, find the exact value of each...Ch. 8.2 - Prob. 39ECh. 8.2 - In Problems 27-42, find the exact value of each...Ch. 8.2 - In Problems 27-42, find the exact value of each...Ch. 8.2 - In Problems 27-42, find the exact value of each...Ch. 8.2 - In Problems 4354, use a calculator in radian or...Ch. 8.2 - In Problems 4354, use a calculator in radian or...Ch. 8.2 - In Problems 4354, use a calculator in radian or...Ch. 8.2 - In Problems 4354, use a calculator in radian or...Ch. 8.2 - In Problems 4354, use a calculator in radian or...Ch. 8.2 - Prob. 48ECh. 8.2 - In Problems 4354, use a calculator in radian or...Ch. 8.2 - Prob. 50ECh. 8.2 - In Problems 4354, use a calculator in radian or...Ch. 8.2 - In Problems 4354, use a calculator in radian or...Ch. 8.2 - In Problems 4354, use a calculator in radian or...Ch. 8.2 - In Problems 4354, use a calculator in radian or...Ch. 8.2 - In Problems 5558, use a graphing calculator set in...Ch. 8.2 - In Problems 5558, use a graphing calculator set in...Ch. 8.2 - In Problems 5558, use a graphing calculator set in...Ch. 8.2 - In Problems 5558, use a graphing calculator set in...Ch. 8.2 - Find the domain of the tangent function.Ch. 8.2 - Find the domain of the cotangent function.Ch. 8.2 - Find the domain of the secant function.Ch. 8.2 - Prob. 62ECh. 8.2 - Explain why the range of the cosecant function is...Ch. 8.2 - Explain why the range of the secant function is...Ch. 8.2 - Explain why the range of the cotangent function is...Ch. 8.2 - Explain why the range of the tangent function is...Ch. 8.2 - Seasonal business cycle. Suppose that profits on...Ch. 8.2 - Seasonal business cycle. Revenues from sales of a...Ch. 8.2 - Prob. 69ECh. 8.2 - Pollution. In a large city, the amount of sulfur...Ch. 8.2 - Prob. 71ECh. 8.3 - Find each of the following derivatives:...Ch. 8.3 - Find the slope of the graph of f(x) = cos x at...Ch. 8.3 - Find ddxcscx.Ch. 8.3 - Suppose that revenues from the sale of ski jackets...Ch. 8.3 - Prob. 1EDCh. 8.3 - In Problems 14, by inspecting a graph of y = sin x...Ch. 8.3 - In Problems 14, by inspecting a graph of y = sin x...Ch. 8.3 - In Problems 14, by inspecting a graph of y = sin x...Ch. 8.3 - Prob. 4ECh. 8.3 - Prob. 5ECh. 8.3 - In Problems 58, by inspecting a graph of y = sin x...Ch. 8.3 - In Problems 58, by inspecting a graph of y = sin x...Ch. 8.3 - In Problems 58, by inspecting a graph of y = sin x...Ch. 8.3 - Find the indicated derivatives in Problems 926....Ch. 8.3 - Find the indicated derivatives in Problems 926....Ch. 8.3 - Find the indicated derivatives in Problems 926....Ch. 8.3 - Find the indicated derivatives in Problems 926....Ch. 8.3 - Find the indicated derivatives in Problems 926....Ch. 8.3 - Find the indicated derivatives in Problems 926....Ch. 8.3 - Find the indicated derivatives in Problems 926....Ch. 8.3 - Find the indicated derivatives in Problems 926....Ch. 8.3 - Find the indicated derivatives in Problems 926....Ch. 8.3 - Find the indicated derivatives in Problems 926....Ch. 8.3 - Find the indicated derivatives in Problems 926....Ch. 8.3 - Find the indicated derivatives in Problems 926....Ch. 8.3 - Find the indicated derivatives in Problems 926....Ch. 8.3 - Prob. 22ECh. 8.3 - Find the indicated derivatives in Problems 926....Ch. 8.3 - Find the indicated derivatives in Problems 926....Ch. 8.3 - Find the indicated derivatives in Problems 926....Ch. 8.3 - Prob. 26ECh. 8.3 - Find the slope of the graph of f(x) = sin x at x =...Ch. 8.3 - Find the slope of the graph of f(x) = cos x at x =...Ch. 8.3 - Prob. 29ECh. 8.3 - From the graph of y = f'(x) on the next page,...Ch. 8.3 - Prob. 31ECh. 8.3 - Find the indicated derivatives in Problems 3138....Ch. 8.3 - Find the indicated derivatives in Problems 3138....Ch. 8.3 - Find the indicated derivatives in Problems 3138....Ch. 8.3 - Find the indicated derivatives in Problems 3138....Ch. 8.3 - Find the indicated derivatives in Problems 3138....Ch. 8.3 - Find the indicated derivatives in Problems 3138....Ch. 8.3 - Find the indicated derivatives in Problems 3138....Ch. 8.3 - In Problems 39 and 40, find f(x). 39.f(x) = ex sin...Ch. 8.3 - Prob. 40ECh. 8.3 - In Problems 4146, graph each function on a...Ch. 8.3 - In Problems 4146, graph each function on a...Ch. 8.3 - Prob. 43ECh. 8.3 - In Problems 4146, graph each function on a...Ch. 8.3 - In Problems 4146, graph each function on a...Ch. 8.3 - In Problems 4146, graph each function on a...Ch. 8.3 - Profit. Suppose that profits on the sale of...Ch. 8.3 - Revenue. Revenues from sales of a soft drink over...Ch. 8.3 - Physiology. A normal seated adult inhales and...Ch. 8.3 - Pollution. In a large city, the amount of sulfur...Ch. 8.4 - Find the area under the cosine curve y = cos x...Ch. 8.4 - Find cos20tdt.Ch. 8.4 - Find sinxcosxdx.Ch. 8.4 - Prob. 4MPCh. 8.4 - Suppose that revenues from the sale of ski jackets...Ch. 8.4 - Prob. 1ECh. 8.4 - In Problems 18, by using only the unit circle...Ch. 8.4 - In Problems 18, by using only the unit circle...Ch. 8.4 - In Problems 18, by using only the unit circle...Ch. 8.4 - In Problems 18, by using only the unit circle...Ch. 8.4 - In Problems 18, by using only the unit circle...Ch. 8.4 - In Problems 18, by using only the unit circle...Ch. 8.4 - Prob. 8ECh. 8.4 - Find each of the indefinite integrals in Problems...Ch. 8.4 - Find each of the indefinite integrals in Problems...Ch. 8.4 - Find each of the indefinite integrals in Problems...Ch. 8.4 - Find each of the indefinite integrals in Problems...Ch. 8.4 - Prob. 13ECh. 8.4 - Find each of the indefinite integrals in Problems...Ch. 8.4 - Find each of the indefinite integrals in Problems...Ch. 8.4 - Find each of the indefinite integrals in Problems...Ch. 8.4 - Find each of the indefinite integrals in Problems...Ch. 8.4 - Prob. 18ECh. 8.4 - Evaluate each of the definite integrals in...Ch. 8.4 - Evaluate each of the definite integrals in...Ch. 8.4 - Evaluate each of the definite integrals in...Ch. 8.4 - Evaluate each of the definite integrals in...Ch. 8.4 - Find the shaded area under the cosine curve in the...Ch. 8.4 - Find the shaded area under the sine curve in the...Ch. 8.4 - Use a calculator to evaluate the definite...Ch. 8.4 - Prob. 26ECh. 8.4 - Use a calculator to evaluate the definite...Ch. 8.4 - Prob. 28ECh. 8.4 - Find each of the indefinite integrals in Problems...Ch. 8.4 - Find each of the indefinite integrals in Problems...Ch. 8.4 - Find each of the indefinite integrals in Problems...Ch. 8.4 - Find each of the indefinite integrals in Problems...Ch. 8.4 - Find each of the indefinite integrals in Problems...Ch. 8.4 - Find each of the indefinite integrals in Problems...Ch. 8.4 - Given the definite integral I=03exsinxdx (A)Graph...Ch. 8.4 - Given the definite integral I=03excosxdx (A)Graph...Ch. 8.4 - Seasonal business cycle. Suppose that profits on...Ch. 8.4 - Seasonal business cycle. Revenues from sales of a...Ch. 8.4 - Pollution. In a large city, the amount of sulfur...Ch. 8 - Convert to radian measure in terms of : (A) 30(B)...Ch. 8 - Evaluate without using a calculator: (A) cos (B)...Ch. 8 - In Problems 36, find each derivative or integral....Ch. 8 - In Problems 36, find each derivative or integral....Ch. 8 - Prob. 5RECh. 8 - In Problems 36, find each derivative or integral....Ch. 8 - Convert to degree measure: (A) /6(B) /4(C) /3(D)...Ch. 8 - Evaluate without using a calculator: (A) sin6(B)...Ch. 8 - Evaluate with the use of a calculator: (A) cos...Ch. 8 - Prob. 10RECh. 8 - Prob. 11RECh. 8 - In Problems 1218, find each derivative or...Ch. 8 - In Problems 1218, find each derivative or...Ch. 8 - In Problems 1218, find each derivative or...Ch. 8 - Prob. 15RECh. 8 - In Problems 1218, find each derivative or...Ch. 8 - Prob. 17RECh. 8 - In Problems 1218, find each derivative or...Ch. 8 - Prob. 19RECh. 8 - Find the area under the sine curve y = sin x from...Ch. 8 - Given the definite integral I=15sinxxdx (A)Graph...Ch. 8 - Convert 15 to radian measure.Ch. 8 - Evaluate without using a calculator: (A) sin32 (B)...Ch. 8 - Prob. 24RECh. 8 - In Problems 2428, find each derivative or...Ch. 8 - In Problems 2428, find each derivative or...Ch. 8 - In Problems 2428, find each derivative or...Ch. 8 - In Problems 2428, find each derivative or...Ch. 8 - In Problems 2931, graph each function on a...Ch. 8 - In Problems 2931, graph each function on a...Ch. 8 - In Problems 2931, graph each function on a...Ch. 8 - Prob. 32RECh. 8 - Prob. 33RECh. 8 - Prob. 34RECh. 8 - Prob. 35RE
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, subject and related others by exploring similar questions and additional content below.Similar questions
- /prove that:- Let G be agraph. Then X(G) 3 iff G has an odd cycle.arrow_forwardFind the area bounded by f(x) = sin x, g(x) = cos x in the first quadrant.arrow_forwardIf X is a continuous random variable having pdf as shown. Find a) the constant k b) P(X>1) c) X, X², 0%, standard deviation. n(x) k -2 -1 0 1 2arrow_forward
- What is one sample T-test? Give an example of business application of this test? What is Two-Sample T-Test. Give an example of business application of this test? .What is paired T-test. Give an example of business application of this test? What is one way ANOVA test. Give an example of business application of this test? 1. One Sample T-Test: Determine whether the average satisfaction rating of customers for a product is significantly different from a hypothetical mean of 75. (Hints: The null can be about maintaining status-quo or no difference; If your alternative hypothesis is non-directional (e.g., μ≠75), you should use the two-tailed p-value from excel file to make a decision about rejecting or not rejecting null. If alternative is directional (e.g., μ < 75), you should use the lower-tailed p-value. For alternative hypothesis μ > 75, you should use the upper-tailed p-value.) H0 = H1= Conclusion: The p value from one sample t-test is _______. Since the two-tailed p-value…arrow_forwardDecomposition geometry: Mary is making a decorative yard space with dimensions as shaded in green (ΔOAB).Mary would like to cover the yard space with artificial turf (plastic grass-like rug). Mary reasoned that she could draw a rectangle around the figure so that the point O was at a vertex of the rectangle and that points A and B were on sides of the rectangle. Then she reasoned that the three smaller triangles resulting could be subtracted from the area of the rectangle. Mary determined that she would need 28 square meters of artificial turf to cover the green shaded yard space pictured exactly.arrow_forward1. Matrix Operations Given: A = [ 33 ]A-[3-321] -3 B = [342]B-[3-41-2] (a) A² A2 Multiply A× A: -3 = (3 x 32x-3) (3 x 22 x 1) | = |[19–63 |-9-3 -6+21] = A² = 33 33 1-3×3+1x-3) (-3×2+1x1) [12]A2=[3-321][3-321]=[(3×3+2x-3)(-3×3+1x-3)(3×2+2×1)(-3×2+1×1)]=[9-6-9-36+2-6+1 ]=[3-128-5] (b) | A ||A| Determinant of A | A | (3 × 1) (2 x-3)=3+ 6 = 9|A|=(3×1)-(2x-3)=3+6=9 (c) Adjoint of A Swap diagonal elements and change sign of off-diagonals: A = [33], so adj (A) = |¯²]A=[3-321], so adj(A)=[13–23] -3 (d) B-¹B-1 First find | B ||B|: |B | (3x-2)- (1 × -4) = -6 + 4 = −2|B|=(3x-2)-(1x-4)=-6+4=-2 Then the adjoint of B: adj (B) = [² 3 adj(B)=[-24-13] Now, B-1 1 = |B| · adj (B) = 1 [²¯¯³¹³] = [2₂ B 0.5 |B-1=|B|1-adj(B)=-21[-24-13]=[1-20.5-1.5] 2. (a) Matrix Method: Solve (2x + 3y = 6 (2x-3y=14 {2x+3y=62x-3y=14 Matrix form: 22 33-22 = [223-3][xy]=[614] Find inverse of coefficient matrix: Determinant: | M | (2x-3) - (3 x 2) = -6 -6 = -12|M|=(2x-3)-(3×2)=-6-6=-12 Adjoint: adj(M) = [3]adj(M)-[-3-2-32] So…arrow_forward
- Let the region R be the area enclosed by the function f(x)= = 3x² and g(x) = 4x. If the region R is the base of a solid such that each cross section perpendicular to the x-axis is an isosceles right triangle with a leg in the region R, find the volume of the solid. You may use a calculator and round to the nearest thousandth. y 11 10 9 00 8 7 9 5 4 3 2 1 -1 -1 x 1 2arrow_forwardUsing the accompanying Accounting Professionals data to answer the following questions. a. Find and interpret a 90% confidence interval for the mean years of service. b. Find and interpret a 90% confidence interval for the proportion of employees who have a graduate degree. view the Accounting Professionals data. Employee Years of Service Graduate Degree?1 26 Y2 8 N3 10 N4 6 N5 23 N6 5 N7 8 Y8 5 N9 26 N10 14 Y11 10 N12 8 Y13 7 Y14 27 N15 16 Y16 17 N17 21 N18 9 Y19 9 N20 9 N Question content area bottom Part 1 a. A 90% confidence interval for the mean years of service is (Use ascending order. Round to two decimal places as needed.)arrow_forwardLet the region R be the area enclosed by the function f(x) = ex — 1, the horizontal line y = -4 and the vertical lines x = 0 and x = 3. Find the volume of the solid generated when the region R is revolved about the line y = -4. You may use a calculator and round to the nearest thousandth. 20 15 10 5 y I I I | I + -1.5 -1 -0.5 0.5 1 1.5 2 2.5 3 -5 I -10 -15 I + I I T I I + -20 I + -25 I I I -30 I 3.5 4 xarrow_forward
- The joint probability function for the random variables X and Y is y 0 1 2 P(X, Y) = x0 [3/28 9/28 3/281 = 13/14 3/14 2 1/28 0 0 0 Find Mx, My, E(XY), OXY.arrow_forwardIf, based on a sample size of 900,a political candidate finds that 509people would vote for him in a two-person race, what is the 95%confidence interval for his expected proportion of the vote? Would he be confident of winning based on this poll? Question content area bottom Part 1 A 9595% confidence interval for his expected proportion of the vote is (Use ascending order. Round to four decimal places as needed.)arrow_forwardP(x, y) = {e-(x+y) x≥0, y ≥0 0 otherwise find x, y, x,y JX, 4 буarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Algebra & Trigonometry with Analytic GeometryAlgebraISBN:9781133382119Author:SwokowskiPublisher:Cengage
Algebra & Trigonometry with Analytic Geometry
Algebra
ISBN:9781133382119
Author:Swokowski
Publisher:Cengage
Fundamental Trigonometric Identities: Reciprocal, Quotient, and Pythagorean Identities; Author: Mathispower4u;https://www.youtube.com/watch?v=OmJ5fxyXrfg;License: Standard YouTube License, CC-BY