Here I will review the answers to our recent quiz over functions. We will cover piecewise functions, composition of functions ...

Learn how to compose two functions where one or both of those functions is/are rational. To compose two functions means to ...

To evaluate over a 7-year follow-up period the relationships between changes in body composition, fat distribution and pulmonary function in a sample of elderly men and women. Body weight, waist ...

Support your confidence in this topic by refreshing your knowledge of substitution and changing the subject of formulae. A function takes an input value, applies a rule to it, and produces an output ...