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    integrate [(sinx)^3]*[(cosx)^3]

    help!
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    (int) [sin(x)]^3 [cos(x)]^3 dx
    = (int) [sin(x)]^3 cos(x) (1 - [sin(x)]^2) dx
    = (int) [sin(x)]^3 cos(x) - [sin(x)]^5 cos(x) dx
    = (1/4) [sin(x)]^4 - (1/6) [sin(x)]^6 + constant
 
 
 
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“Yanny” or “Laurel”

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