AnswersAP Calculus AB - MA5186 ADerivatives of Functions

Derivatives of Functions Answers

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1
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Which is the derivative of f(x) = 9x2 + x?

A
f ′(x) = 18x
B
f ′(x) = 18x2 + 1
C
f ′(x) = 9x + 1
D
f ′(x) = 18x + 1
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What conclusion can you make from this image, which illustrates the function at a zoomed-in window?

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A
The function is locally linear at x = −0.001.
B
The function is locally linear at x = 0.
C
The function is locally linear at x = 0.001.
D
The function is not locally linear.

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Derivatives of Functions Answers — AP Calculus…