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Grade: 12
        
∫(sinx/sin4x) dx
4 years ago

Answers : (2)

Vijay Mukati
askIITians Faculty
2590 Points
							Hint: Replace sin4x to 2(2sinx cosx)cos2x – sin2x. Multiply cosx to numberator and denomenator, Cancel sinx, replacecos2x by 1 – sin2x. Put sinx = t. You the partial fraction method to solve ahead. Substitute of value of t back. Thanks.
						
4 years ago
suman gupta
24 Points
							
(sin x2/2       /      sin x5/5)dx
4 years ago
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