6. Which of the following is the reason for a function differentiable at x=-5 if the function is continuous at x=-5 is not true? A) Differentiability requires continuity.

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Chapter1: Functions And Models
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6. Which of the following is the reason for a function
differentiable at x=-5 if the function is continuous at
x=-5 is not true?
A) Differentiability requires continuity.
B) A function that is differentiable is continuous.
C) A continuous function can still fail to be
differentiable.
D) continuity and differentiability are not related
7. At what x-values is f(x) =
x2-x-6
not
x²-9
differentiable?
A) -3 and 2
B) 3 and -2
C) 3 and -3
D) -2 and 2
Transcribed Image Text:6. Which of the following is the reason for a function differentiable at x=-5 if the function is continuous at x=-5 is not true? A) Differentiability requires continuity. B) A function that is differentiable is continuous. C) A continuous function can still fail to be differentiable. D) continuity and differentiability are not related 7. At what x-values is f(x) = x2-x-6 not x²-9 differentiable? A) -3 and 2 B) 3 and -2 C) 3 and -3 D) -2 and 2
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