HSC Arts 12th Board ExamMaharashtra State Board
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Evaluate : ∫sec^nx.tanx dx - HSC Arts 12th Board Exam - Mathematics and Statistics

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Question

Evaluate : `intsec^nxtanxdx`

Solution

`I=intsec^(n-1)xsecxtanx dx`

Let secx=t

`therefore secxtanx dx=dt`

`I=intt^(n-1)dt`

`=t^n/n+c`

`=sec^nx/n+C`

  Is there an error in this question or solution?

APPEARS IN

 2013-2014 (March) (with solutions)
Question 4.2.3 | 2.00 marks
Solution Evaluate : ∫sec^nx.tanx dx Concept: Properties of Definite Integrals.
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