Hi

Evaluate the integral of t(sec^2(6t))dt

My answer is: (t/6)tan(6t) - (1/12)Ln|sec(6t)| + C

why is this wrong?

Thanks

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- Sep 23rd 2011, 07:59 AMsjmillerIntegration by Parts
Hi

Evaluate the integral of t(sec^2(6t))dt

My answer is: (t/6)tan(6t) - (1/12)Ln|sec(6t)| + C

why is this wrong?

Thanks - Sep 23rd 2011, 08:53 AMSorobanRe: Integration by Parts
Hello, sjmiller!

Quote:

Integrate: .

My answer is: .

Why is this wrong?

Did you do something silly? . . . .Like: ??

By parts: .

We have: .

. . . . . . . .

. . . . . . . . . . . . . . . . . . . . .