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Pre-Algebra
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OpenStudy (anonymous):
How do I solve the problem tanx=1/2 using the double angle formula to find sin2x, tan2x and cos 2x
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myininaya (myininaya):
build a right triangle for tan(x)=1/2 recall tan(x)=opp/adj find the hyp given the opp and the adj side you will have to use the double angle identities on sin(2x) and cos(2x)
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