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(d)/(dx)((x)/(2)sqrt(x^(2)+a^(2))+(a^(2)...

`(d)/(dx)((x)/(2)sqrt(x^(2)+a^(2))+(a^(2))/(2)log(x+sqrt(x^(2)+a^(2))))` is

A

`1/(x+sqrt(x^(2)+a^(2)))`

B

`sqrt(x^(2)+a^(2))`

C

`1/(sqrt(x^(2)+a^(2)))`

D

`1/(x-sqrt(x^(2)+a^(2)))`

Text Solution

Verified by Experts

The correct Answer is:
B
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