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Mathematics 15 Online
OpenStudy (anonymous):

Use basic identities to simplify the expression.Tanθ/cotθ

OpenStudy (anonymous):

Tanθ/cotθ Tanθ/(1/Tanθ) Tan^2θ

OpenStudy (anonymous):

thanks can you help me with this too? Write the expression as the sine, cosine, or tangent of an angle. cos 8x cos 2x - sin 8x sin 2x

OpenStudy (anonymous):

cos(u+v)cos u cos v- sin u sin v cos 8x cos 2x - sin 8x sin 2x=cos(8x+2x)=cos 10x

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