CBSE Class 12-science Answered
Integration of trigonometric fn.
Asked by | 17 Feb, 2009, 07:56: PM
Expert Answer
multiply cosx in numerator and denominator
then we have sec2x / 
tanx
now put tanx = t , then sec2x = dt
so we have 1/t dt = 2t
so answer is 2sinx / cosx
Answered by | 18 Feb, 2009, 10:06: PM
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