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if 2x - 7 - 5x^2 has maximum value a...

if ` 2x - 7 - 5x^2` has maximum value at ` x=a ` then a=

A

`-1//5`

B

`1//5`

C

`34//5`

D

`-34//5`

Text Solution

Verified by Experts

The correct Answer is:
B
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