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| Forum Index -> Integral Calculus -> View Full Question |
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1)i=sec^4x secxtanx put t=secx dt =secxtanx 2)cos2x=cos^2x - sin^2x substitute and put t=sinx +cosx dt=cosx-sinx 3)put t=x^e+e^x dt=e(x^e-1+e^x-1) 5)tanx=sinx/cosx substitute,proceed same as 2nd !!!!!!!!!!!!!!! |
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Varsha be cool, tomorrow is what we make it today, so if u can dream it , u can make it . life is an ice cream ,eat it before it melts away!!!!!!!!!     
 
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