Answer to Question #154432 in Calculus for ice

Question

𝑓(𝑥) = 7 ^𝑒 𝑥𝑐𝑜𝑠x

Answer 1

If the derivative of this function needs to be calculated, then

the derivative of this function acording to the formula f'(x)=a'b+b'a,

f'(x)=(7^ex cos x)'=7^ecosx+ 7^ex(-sinx)=7^ecosx-7^exsinx