Using the definition of the derivative, find f'(x). Then find f'(1), f'(2), and f'(3) when the derivative exists. f(x) = -x² +8x-6 f'(x) = (Type an expression using x as the variable.) Select the correct answer below and, if necessary, fill in the answer box to complete your choice. OA. f(1) = (Type an integer or a simplified fraction.) B. The derivative does not exist. Select the correct answer below and, if necessary, fill in the answer box to complete your choice. OA. f(2)= (Type an integer or a simplified fraction.) OB. The derivative does not exist. Select the correct answer below and, if necessary, fill in the answer box to complete your choice. A. f'(3)= (Type an integer or a simplified fraction.) B. The derivative does not exist.
Using the definition of the derivative, find f'(x). Then find f'(1), f'(2), and f'(3) when the derivative exists. f(x) = -x² +8x-6 f'(x) = (Type an expression using x as the variable.) Select the correct answer below and, if necessary, fill in the answer box to complete your choice. OA. f(1) = (Type an integer or a simplified fraction.) B. The derivative does not exist. Select the correct answer below and, if necessary, fill in the answer box to complete your choice. OA. f(2)= (Type an integer or a simplified fraction.) OB. The derivative does not exist. Select the correct answer below and, if necessary, fill in the answer box to complete your choice. A. f'(3)= (Type an integer or a simplified fraction.) B. The derivative does not exist.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:Using the definition of the derivative, find f'(x). Then find f'(1), f'(2), and f'(3) when the derivative exists.
f(x) = -x² +8x-6
f'(x) =
(Type an expression using x as the variable.)
Select the correct answer below and, if necessary, fill in the answer box to complete your choice.
OA. f(1) =
(Type an integer or a simplified fraction.)
B. The derivative does not exist.
Select the correct answer below and, if necessary, fill in the answer box to complete your choice.
OA. f'(2)=
(Type an integer or a simplified fraction.)
OB. The derivative does not exist.
Select the correct answer below and, if necessary, fill in the answer box to complete your choice.
A. f(3) =
(Type an integer or a simplified fraction.)
B. The derivative does not exist.
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