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1. A 10 ft ladder is leaning a gainst a wall. If the top of the ladder slides down the wall at a rate of 2 ftisee, how fast is the bottom moving along the ground when the bottom of the ladder is 5 ft from the wall. 10 ft

1. A 10 ft ladder is leaning a gainst a wall. If the top of the ladder slides down the wall at a rate of 2 ftisee, how fast is the bottom moving along the ground when the bottom of the ladder is 5 ft from the wall. 10 ft

Trigonometry (11th Edition)
Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE: 1. Give the measures of the complement and the supplement of an angle measuring 35°.
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12:24 A A l 46% O HW-chapter 4. HW-CHAPTER 4 Due March, 3 1. A 10 ft ladder is leaning a gainst a wall. If the top of the ladder slides down the wall at a rate of 2 ft/sce, how fast is the bottom moving along the ground when the bottom of the ladder is 5 ft from the wall. 10 ft 2. Two buses are driving along parall freeways that are 5 miles apurt, one heading east and the other heading west. Assuming that each bus drives a constant 55 mph, find the rate at which the distance between the buses is changig when they are 13 miles apart heading towrds each other. 3. Use the second derivative to find the location of all local maxima for the following function and using graphing to confirm your results f(x) = x- 5x'. 4. Using the first derivative test to find the location of the local maxima of the following function and using graphing to confirm your results. fw=-3-9x -1 5. Ifc is a critical point of F(x), when the is a local maximum or minimum at c? Explain 6. For the function y=x', is x=0 both an inflection point and a local maximum /minimum? 7. For the following, determine a intervals where f is increasing or decreasing. b. local minima and maxima of f. c. intervals where f is concave up and concave down, and d. the inflection points of f. fx) -x- 6r S) =- 6 f() =x- 6x S) =x"- 610 HELE EEEE
Transcribed Image Text:12:24 A A l 46% O HW-chapter 4. HW-CHAPTER 4 Due March, 3 1. A 10 ft ladder is leaning a gainst a wall. If the top of the ladder slides down the wall at a rate of 2 ft/sce, how fast is the bottom moving along the ground when the bottom of the ladder is 5 ft from the wall. 10 ft 2. Two buses are driving along parall freeways that are 5 miles apurt, one heading east and the other heading west. Assuming that each bus drives a constant 55 mph, find the rate at which the distance between the buses is changig when they are 13 miles apart heading towrds each other. 3. Use the second derivative to find the location of all local maxima for the following function and using graphing to confirm your results f(x) = x- 5x'. 4. Using the first derivative test to find the location of the local maxima of the following function and using graphing to confirm your results. fw=-3-9x -1 5. Ifc is a critical point of F(x), when the is a local maximum or minimum at c? Explain 6. For the function y=x', is x=0 both an inflection point and a local maximum /minimum? 7. For the following, determine a intervals where f is increasing or decreasing. b. local minima and maxima of f. c. intervals where f is concave up and concave down, and d. the inflection points of f. fx) -x- 6r S) =- 6 f() =x- 6x S) =x"- 610 HELE EEEE
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