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int sqrt(1 - 2x - x^(2)) dx =...

`int sqrt(1 - 2x - x^(2))` dx =

A

`sin^(-1) ((x 1)/(sqrt(2))) + ((x + 1)/(2)) sqrt(1 - 2x - x^(2)) `+ c

B

`sin^(-1) ((x + 1)/(2)) + ((x + 1)/(2)) sqrt(1 -2x - x^(2)) + c`

C

`sin^(-1)((x- 1)/(sqrt(2))) + ((x - 1)/(2)) sqrt(1 - 2x - x^(2)) + c `

D

`sin^(-1)((x- 1)/(2)) + ((x- 1)/(2)) sqrt(1 - 2x - x^(2)) + c `

Text Solution

Verified by Experts

The correct Answer is:
A
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