please solve these problems and show me your works

\fFind the derivative of the function and evaluate the derivative at the given value of a. f(x) = ( sin x)in 14x. 2 Find the derivative of the function (sin x) In 14x dx (Use parentheses to clearly denote the argument of each function.)Find the derivative of the function and evaluate the derivative at the given value of a. h(X) =X a = 4 Find the derivative of the function d x dxFind the derivative of the following function A = 860(1.673) A = (Type an exact answer.)