Item — sat-dog

? Math · None · None · MCQ

In the x y-plane, the graph of the polynomial function f crosses the x-axis at exactly two points, (a, 0) and (b, 0), where a and b are both positive. Which of the following could define f ?

A
f(x)=(x-a)(x-b)
B
f(x)=(x+a)(x+b)
C
f(x)=(x-a)(x+b)
D
f(x)=x(x-a)(x-b)

Source: Questions from the AGIEval benchmark's SAT subsets, derived from pre-2016 College Board SAT exams. View the official question bank →

These items follow the pre-2016 paper SAT format and do not reflect the current digital SAT. Useful as a benchmark set, not as current test preparation.