Use a right triangle to write the expression as an algebraic expression. [Archive] - Ask Me Help Desk

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sdlinsey

Apr 26, 2009, 04:18 PM

sin(sin-1( x/2))

Perito

Apr 26, 2009, 05:21 PM

I don't quite get the problem.

sin (sin^{-1}(\frac {x}{2})) = \frac x2