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int (x^2 -1 )/ (x^3 sqrt(2x^4 - 2x^2 +1)...

`int (x^2 -1 )/ (x^3 sqrt(2x^4 - 2x^2 +1))dx` is equal to

A

`sqrt(2x^(4)-2x^(2)+1)/(x^(2))+C`

B

`sqrt((2x^(4)-2x^(2)+1))/(x^(3))+C`

C

`sqrt((2x^(4)-2x^(2)+1))/(x)+C`

D

`(sqrt(2x^(4)-2x^(2)+1))/(2x^(2))+C`

Text Solution

Verified by Experts

The correct Answer is:
D
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MCGROW HILL PUBLICATION-INDEFINITE INTEGRATION-SOLVED EXAMPLE ( LEVEL 1 ( SINGLE CORRECT ANSWER TYPE QUESTION ))
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