1. Consider the following function, (a) [x² sin (²) if x #0 f(x) = { +) - ( ²³² (²) if x = 0 derivatives. Prove that the function f is differentiable at x = 0 using the definition of (b) Find the formula of the derivative, f'(x) for x + 0, using any differentiation rules you have learned in this course. Indicate clearly which rules are used in your computation. Note: after this work, you may want to see if the derivative function is continuous at x = 0. While the original function f is differentiable and so also continuous at x = 0, its derivative is not continuous at x = 0.

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter4: Calculating The Derivative
Section4.2: Derivatives Of Products And Quotients
Problem 35E
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1. Consider the following function,
(a)
[x² sin (²) if x #0
if x = 0
derivatives.
f(x) = {
) - {1* sin (²)
Prove that the function f is differentiable at x = 0 using the definition of
(b)
Find the formula of the derivative, f'(x) for x + 0, using any differentiation
rules you have learned in this course. Indicate clearly which rules are used in your
computation.
Note: after this work, you may want to see if the derivative function is continuous at
x = 0. While the original function f is differentiable and so also continuous at x = 0, its
derivative is not continuous at x = 0.
Transcribed Image Text:1. Consider the following function, (a) [x² sin (²) if x #0 if x = 0 derivatives. f(x) = { ) - {1* sin (²) Prove that the function f is differentiable at x = 0 using the definition of (b) Find the formula of the derivative, f'(x) for x + 0, using any differentiation rules you have learned in this course. Indicate clearly which rules are used in your computation. Note: after this work, you may want to see if the derivative function is continuous at x = 0. While the original function f is differentiable and so also continuous at x = 0, its derivative is not continuous at x = 0.
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