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Integrate the following by substitution method :1/(ex +e-x)2

Avani bagmar , 5 Years ago
Grade 12th pass
anser 1 Answers
Aditya Gupta

Last Activity: 5 Years ago

hello avni. this is an easy ques.
1/(ex +e-x)= e^2x/(e^2x+1)^2 
now substitute e^2x + 1 = y, and the ques becomes as easy as that!
- 1/2(e^2x + 1) + C is answer

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