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int(sec^(2)x-7)/(sin^(7)x)dx=...

`int(sec^(2)x-7)/(sin^(7)x)dx=`

A

`(tanx)/((sinx)^(7))+C`

B

`(cosx)/(sin^(7)x)+C`

C

`(sinx)/(cos^(7)x)+C`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
A
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