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OpenStudy (anonymous):
Simplify the expression. @ganeshie8
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OpenStudy (anonymous):
OpenStudy (anonymous):
2nd to last one, please help!!!!!!
ganeshie8 (ganeshie8):
\(\large \arctan(\sin(\pi/2)) = \arctan(1) = \dfrac{\pi}{4}\)
OpenStudy (anonymous):
sin2x cos2x -1 1
OpenStudy (anonymous):
those are my only options... @ganeshie8
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OpenStudy (anonymous):
oh wrong picture, this is what it is
OpenStudy (anonymous):
nevermind got it!
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