Write the expression as the sine or cosine of an angle sin 7y cos 3y cos 7y sin 3y y Hint sin A B sin A cos B cos A sin B cos A

Question

Write the expression as the sine or cosine of an angle sin 7y cos 3y cos 7y sin 3y y Hint sin A B sin A cos B cos A sin B cos A B cos A cos B sin A sin B Enter

Kunduz · Accepted Answer

Click to see the answer