`intsqrt(x)/(1+x)dx=`

A

(a) `sqrt(x)-tan^(-1)sqrt(x)+c`

B

(b) `2(sqrt(x)-tan^(-1)sqrt(x))+c`

C

(c) `2(sqrt(x)+tan^(-1)sqrt(x))+c`

D

(d) `sqrt(1+x)+c`

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The correct Answer is:

B

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