43 part a b and c

Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter58: Achievement Review—section Five
Section: Chapter Questions
Problem 30AR: Determine dimension x to 3 decimal places.
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#43 part a b and c

CHAPTER 3 DIFFERENTIATION RULES
061
39. (a) If f(x) = (x²-1)/(x² + 1), find f'(x) and f"(x).
(b) Check to see that your answers to part (a) are reasonable
by comparing the graphs of f, f', and f".
40. (a) If f(x) = (x² - 1)e*, find f'(x) and f"(x).
(b) Check to see that your answers to part (a) are reasonable
by comparing the graphs of f, f', and f".
41. If f(x) = x/(1 + x), find f"(1).
42. If g(x) = x/e*, find g®(x).
43. Suppose that f(5) = 1, f'(5) = 6, g(5) = -3, and g'(5) = 2.
Find the following values.
%3D
%3D
%3|
(() ()
44. Suppose that f(2) = -3, g(2) = 4, f'(2) = -2, and
g'(2) = 7. Find h'(2).
(x)4 (в)
(a) h(x) = 5f(x) –- 4g(x)
I|
(x)6 - (x)fS
(b) h(x) = f(x)g(x)
(x)
(x)
(x)6
(x)f + I
||
(*)ч ()
45. If f(x) = e*g(x), where g(0) = 2 and g'(0) = 5, find f'(0).
46. If h(2) = 4 and h'(2) = -3, find
%3D
(x)
xp
x=D2
47. If g(x) = xf(x), where f(3) =4 and f'(3)
Transcribed Image Text:CHAPTER 3 DIFFERENTIATION RULES 061 39. (a) If f(x) = (x²-1)/(x² + 1), find f'(x) and f"(x). (b) Check to see that your answers to part (a) are reasonable by comparing the graphs of f, f', and f". 40. (a) If f(x) = (x² - 1)e*, find f'(x) and f"(x). (b) Check to see that your answers to part (a) are reasonable by comparing the graphs of f, f', and f". 41. If f(x) = x/(1 + x), find f"(1). 42. If g(x) = x/e*, find g®(x). 43. Suppose that f(5) = 1, f'(5) = 6, g(5) = -3, and g'(5) = 2. Find the following values. %3D %3D %3| (() () 44. Suppose that f(2) = -3, g(2) = 4, f'(2) = -2, and g'(2) = 7. Find h'(2). (x)4 (в) (a) h(x) = 5f(x) –- 4g(x) I| (x)6 - (x)fS (b) h(x) = f(x)g(x) (x) (x) (x)6 (x)f + I || (*)ч () 45. If f(x) = e*g(x), where g(0) = 2 and g'(0) = 5, find f'(0). 46. If h(2) = 4 and h'(2) = -3, find %3D (x) xp x=D2 47. If g(x) = xf(x), where f(3) =4 and f'(3)
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ISBN:
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Peterson, John.
Publisher:
Cengage Learning,