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In the Mean Value theorem (f(b)-f(a))/(b...

In the Mean Value theorem `(f(b)-f(a))/(b-a)=f'(c)` if ` a=0 , b =1/2 ` and f(x)=x(x-1)(x-2) the value of c is

A

`1-sqrt15/6`

B

`1+sqrt(15)`

C

`1-sqrt21/6`

D

`1+sqrt(21)`

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The correct Answer is:
C
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