I have to write a program that can calculate sin, cos, and exp and compare my result with that of the library result. I have to do all of the power, division and factorial in one function, specifically my professor wants us to do the division before the multiplication [so (x\5)(x\4)(x\3) and so on] instead of the correct pow(x, n)/fact(n). How do I get the mult function to work properly? I do have #include and #include

double prod, div: int i; prod 1 . ; div = 1. for (i = i