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OpenStudy (anonymous):
Solve the equation (tanx)(tan2x) = 1 for x in the interval [0,2pi). so first i used the double angle formula to get: (tanx)(2tanx/1-tan^2x)=1. then i brought the one over (tanx)(2tanx/1-tan^2x)-1=0. i know i need to factor now but i need help please
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OpenStudy (raden):
better do cross multiplied : |dw:1362943615292:dw|
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