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f''(-2/3) is equal to...

`f''(-2/3)` is equal to

A

-1

B

`1/3`

C

`1/2`

D

1

Text Solution

Verified by Experts

The correct Answer is:
A
`before f(x)=(x^(2))/(2)+5/3xx+1`
` rarr f''(x)=x+5/3`
`f''(-2)/(3)=(-2)/(3)+5/3=1`
So option (d) is correct
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NDA PREVIOUS YEARS-APPLICATION OF DERIVATIVES -Example
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