Diberikan fungsi-fungsi f(theta)=sin theta dan g(theta)=cos

Saluran Edukasion 2024-03-26T15:56:43

Diberikan fungsi-fungsi f(theta)=sin theta dan g(theta)=cos theta. Tunjukkan bahwa: a. f'(theta).g(theta)-f(theta).g'(theta) b. f'(theta).g(theta)+f(theta).g'(theta)=2 cos^2 (theta) -1
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