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Suppose that f is differentiable for all...

Suppose that f is differentiable for all x and that `f'(x) le2" for all "x," If "f(1)=2 and f(4)=8`, then f(2)has the value equal to ……….. .

A

2

B

4

C

6

D

8

Text Solution

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The correct Answer is:
B
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