Cecilia owns 2 cars. The cost of maintenance and fuel for each car is a function of the distance the car covers (d). Cecilia’s total monthly expenses for the first car are given by the function f(d)=d2-2d+3, and her total monthly expenses for the second car are given by the function g(d)=d2 +5.The function that gives Cecilia’s total monthly expenses for both cars is h(d).