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int(xdx)/((x^(2)+a^(2))(x^(2)+b^(2))) =...

`int(xdx)/((x^(2)+a^(2))(x^(2)+b^(2))) =`

A

`1/(2(b^(2)-a^(2)))log ((x^(2)+a^(2))/(x^(2)+b^(2)))`

B

`1/(b^(2)-a^(2))log ((x^(2)+a^(2))/(x^(2)+b^(2)))`

C

`1/(a^(2)-b^(2))log ((x^(2)+a^(2))/(x^(2)+b^(2)))`

D

`1/(2(a^(2)-b^(2)))log ((x^(2)+a^(2))/(x^(2)+b^(2)))`

Text Solution

Verified by Experts

The correct Answer is:
A
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