Question

if theta equal to 45 degree verify sin 2 theta equals to 2 sin theta cos theta and Cos 2 theta equal to cos squared theta minus 10 squared theta​

Answer 1

Step-by-step explanation:

If "x=(2costheta-cos 2theta)and y=(2sin theta- sin 2theta)," find "((d^(2)),(dx^(2)))_(theta=(pi),( 2)

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