SAT Math Multiple Choice Practice Question 408: Answer and Explanation
12. If f(x) = , what is the value of f(1) ?
Correct Answer: D
D Absolute value, a number's distance from zero on a number line, is always expressed as a positive number. Cross out A and B since both are negative. Solve the function with x = 1: f(1) = |(|1| ? 3)| = 2.