Commission cost of service commission rate. Then we started learning about mathematical functions like addition subtraction BODMAS and so on. When as students we started learning mathematics it was all about natural numbers whole numbers integrals.
For Example A pr 2 is the formula to find the area of a circle of radius r units.
Examples of finding the interest earned with the simple interest formula. Discount rate discount list price. In this machine we put some inputs say x and we will see the outputs say y. Here is f 4 f 4.