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Intergrate the following: intcos2xcos(x/2)dx |
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Answer» SOLUTION :`intcos2xcos(x/2)dx` = `1/2 int2cos2x.cos(x/2)dx` `1/2 INT{cos((5X)/2)+cos((3x)/2)}dx` = 1/2 . 2/5sin((5x)/2)+1/2 . 2/3sin((3x)/2)+C =1/5sin((5x)/2)+1/3sin((3x)/2)+C |
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