Roman C. answered • 11/13/15
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New to Wyzant
∫ cos2 3x dx
= ∫ (1 + cos 6x)/2 dx
= (x + (1/6)sin 6x)/2 + C
= x/2 + (sin 6x)/12 + C
Joe D.
asked • 11/13/15Evaluate the following indefinite integral
Evaluate the following indefinite integral:
∫cos2(3x) dx
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