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Let g(x)=3f((x)/(3))+f(3-x) and f''(x)>0...

Let `g(x)=3f((x)/(3))+f(3-x)` and `f''(x)>0` for all `x in(0,3)`. If `"g"` is decreasing in `(0,alpha)` and increasing in `(alpha,3)` ,then `8 alpha` is :

A

24

B

0

C

20

D

18

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JEE MAINS PREVIOUS YEAR-JEE MAIN 2024 ACTUAL PAPER-Question
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