is sin^2(x) = (sin(x))^2 or sin (x^2) ?

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- Jan 31st 2011, 02:27 PMfrankinaroundsin^2(x)
is sin^2(x) = (sin(x))^2 or sin (x^2) ?

- Jan 31st 2011, 02:33 PMPlato
and that second way is how many calculators and computer algebra systems require it be done.

But historically the first way is preferred. - Jan 31st 2011, 02:33 PMe^(i*pi)

This holds for any positive integer