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Mathematics 22 Online
OpenStudy (anonymous):

help with proof I'm stuck at this point. image link -http://imgur.com/pyjXEqv

OpenStudy (perl):

did you try ..

OpenStudy (perl):

changing to sin and cos

OpenStudy (anonymous):

how so?

OpenStudy (anonymous):

@ganeshie8 please?

ganeshie8 (ganeshie8):

combine the fractions

OpenStudy (anonymous):

If you multiply the top and bottom of the fraction by (cosx)^2, you end up with the double angle formula on the left and double angle on the right

OpenStudy (anonymous):

working @ArkGoLucky ....

OpenStudy (anonymous):

these dang online programs aren't forgiving at all i can't seem to figure it out i have the answers

OpenStudy (anonymous):

got it thanks these things are finicky peace

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