in c++

Question 9 (1 point) The following function returns the smaller of the two char formal parameters,x and y. Overload the function to return the smaller of two formal parameters of type double. For example, the function should have the following return values for the given invocations. minimum (1.7, 0.2) returns 0.2 minimum (-1.7, 0.2) returns -1.7 minimum (0.2, 0.2) returns 0.2 // overload the following function char minimum (char x, char y) if (x