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int\ sqrt(1+x^2) \ dx...

`int\ sqrt(1+x^2) \ dx`

A

`(x)/(2)sqrt(1+x^2) + 1/2 log (x+sqrt(1+x^2))+C`

B

`2/3 (1+x^2)^(3//2) +C`

C

`2/3 x(1+x^2)^(3//2) +c`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
A
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