integral of arc(cosx)
make it into arc(cosx)*1 and use integration by parts
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could you please explain further on u substitution
ReplyDeleteu = 1 - (x^2)
Deletedu = -2x dx
therefore -x dx = du / 2
so the second integral becomes
∫ [ 1 / √(u) ] (du/2) = √u = √ {1 - (x^2)}