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int(dx)/((1+sqrtx)^(8))=...

`int(dx)/((1+sqrtx)^(8))=`

A

`((7sqrtx+1))/(21(1+sqrtx)^(7))+c`

B

`(-(7sqrtx+1))/(21(1+sqrtx)^(7))+c`

C

`((7sqrtx-1))/(21(1+sqrtx)^(7))+c`

D

none of these

Text Solution

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The correct Answer is:
B
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