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07-02-2017
Mathematics

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Use the fugue to find the exact values of sin 2u, cos 2u, and tan 2u

Use the fugue to find the exact values of sin 2u cos 2u and tan 2u class=

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ChaseToBeastyy ChaseToBeastyy

07-02-2017

sin 2u= 2sin u*cos u=2*(-3/5)*4/5=-24/25
cos 2u= 1-2sin^2(u)=1-2*(9/25)=1-18/25=7/25
tan 2u= sin/cos=-24/7
These are the correct answers.

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