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Integrate the following and kindly simplify itCos^7x dx

Prathamesh Kulkarni , 7 Years ago
Grade 11
anser 1 Answers
Arun

Last Activity: 7 Years ago

∫cos^7(x) dx = 
∫(1-sin^2 (x))^3 d(sin (x)) = 
sin x - 3/3sin^3 (x) +(3/5)sin^5 (x) - (1/7)sin^7 (x) +C 
sin x - sin^3 (x) +(3/5)sin^5 (x) - (1/7)sin^7 (x) +C

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