Find the derivative of 4 sin x cos x

- Find the derivative of x 4 5 sin x 3 cos x
- Find the derivative of 4 x 5 sin x 3 x 7 cos x
- Find the derivative of x 2 cos pi 4 sin x
- Find the derivative of 4 x 5 sin x upon 3 x 7 cos x
- Find the derivative of x to the power 4 5 sin x minus 3 cos x
- Find the derivative of x square cos pi by 4 upon sin x
- Find the derivative of a trigonometric function