SAT Math: Functions and Function Notation (Drill 2)

About This Drill

SAT Math: Functions and Function Notation (Drill 2) is a Math practice drill covering Functions and Function Notation. It contains 5 original questions created by Brian Stewart, a Barron's test prep author with over 20 years of tutoring experience.

SAT function questions cover evaluating functions, identifying domain and range, composing functions, and interpreting function notation. This drill includes table-based functions, piecewise notation, and reading the output of composite expressions.

Questions in This Drill

1. The function f(x) = (x + 2)/(x − 3) is defined for all real numbers except which value of x?
2. If f(x) = 2x − 1, which of the following is equal to f(a + 3)?
3. If g(x) = x² + 2, how many values of x satisfy g(x) = 27?
4. If f(x) = x² and g(x) = x − 4, what is the value of g(f(3))?
5. What is the range of the function f(x) = |x| + 3?