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What is the integration of (x^2 + 20)/(x sinx +5cosx)^2?



7 years ago

Answers : (1)

Jitender Singh
IIT Delhi
askIITians Faculty
158 Points
							
Ans:
If you simply go by substitution method, you will get
I = \int \frac{x^{2}+20}{(xsinx + 5cosx)^{2}} = \frac{5sinx - xcosx}{xsinx+5cosx} + constant
Thanks & Regards
Jitender Singh
IIT Delhi
askIITians Faculty
5 years ago
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