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integrate cos^2x dx?

integrate cos^2x dx?

Grade:12

2 Answers

Askiitians Expert Soumyajit IIT-Kharagpur
28 Points
11 years ago

Dear Yogesh,

Ans:- It is simple

cos²x=1/2 (1+cos2x)

So, integrating we get, x/2 +1/4 sin2x +c (ans)

 

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SOUMYAJIT IIT_KHARAGPUR

gOlU g3n|[0]uS
42 Points
11 years ago

∫  cos2 x dx

 

=1 + 2cosx/2 dx

 

 

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