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answer the question in image ….….….….….….….….….….….….….….….….….….….….….….….….….….….….….….….….….….….….….….….….…....

answer the question in image      ….….….….….….….….….….….….….….….….….….….….….….….….….….….….….….….….….….….….….….….….…....
 

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Grade:12th pass

1 Answers

Himanshu
389 Points
8 years ago
write sec^3x as sec^x*secx and then integrate by using integration by parts …..................
take the first functions as secx and second functions as sec^x
hence the integral will evaluate to 
secx∫sec^xdx-∫secxtanx∫sec^xdx and we know the integral of sec^2x and for the second integral can be done by subsitutuions

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