A division of Chapman Corporation manufactures a pager. The weekly fixed cost for the division is is represented by the function V(x). V(x)=0.000001x^(3)-0.01x^(2)+50x The company realizes a revenue in dollars from the sale of x pager (s)/(w)eek represented by the funct R(x)=-0.02x^(2)+150x;(0)<=x<=(7,500) (a) Find the total cost function C. C(x)