Hi How would I do this question:
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Originally Posted by xwrathbringerx Hi How would I do this question: http://www.wolframalpha.com/input/?i=integral[%28Sin[Pi%2F4+-+3x]%29^4] Click on "Show Steps"
Could someone please please show me where I got it wrong in my working out????
simplify by letting t = pi/4 - 3theta -1/3 dt = dtheta then apply reduction formula
is the reduction formula in my working out actually right?
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