artix_17
integrate (sin x)^4 dx



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bahrom7893
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I think you'll need to rewrite this as Sin^2(x) (1Cos^2(x))

bahrom7893
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and then do a lot of substitutions.. im really rusty on my integrals, haven't done math in ages, so uhmm...

bahrom7893
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give me a second

bahrom7893
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artix_17
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thanks, but is there another way, I don't quite get their explantions

artix_17
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and wolfram's way is by using formulas, I'm am supposed to use identities