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Let g(x)=2f(x/2)+f(x) and f''(x)lt0 " in...

Let `g(x)=2f(x/2)+f(x)` and `f''(x)lt0 " in "0lexle1`, then g(x)

A

decreases in `[0,2/3)`

B

decereases in `(2/3,1]`

C

increases in `(0,2/3]`

D

increases in `(2/3,1]`

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The correct Answer is:
B, C
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PATHFINDER-APPLICATION OF DERIVATIVE-QUESTION BANK
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