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Flag Integral Calculus> Pls help me to solve this question..........
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Pls help me to solve this question......................................???!!???!?????

MANOJ MISHRA , 6 Years ago
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anser 1 Answers
Aditya Gupta

Last Activity: 6 Years ago

put theta = x
note that cosx+sinx/cosx-sinx= tan(x+pi/4)
now, put x+pi/4=y
so integral becomes sin2ylntanydy
now integrate by parts taking first function u as lntany and second function v as sn2y
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