This worksheet of 15 problems requires students to evaluate a variety of functions at selected input values. This is appropriate for Algebra or Pre-Algebra students. Students will need to know how to use square roots and basic exponents (2nd and 3rd powers) with or without a calculator. This worksheet begins with f(x), g(x), and h(x) using x as the input for each function, but will change to f(t), g(y), etc. so students have exposure to using other variables besides x as the input (although the