Please answer my question above. I need the solution before 7pm EST. Thank you.
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1 Answer

cos(2x)=1-2sin²(x), so 2sin²(x)=1-cos(x).

∫2sin²(x)dx=∫(1-cos(x))dx=x-sin(x)+C where C is integration constant.

by Top Rated User (804k points)

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