Item — sat-dog

? Math · None · None · MCQ

y=x^2-aIn the equation above, a is a positive constant and the graph of the equation in the x y-plane is a parabola. Which of the following is an equivalent form of the equation?

A
y=(x+a)(x-a)
B
y=(x+sqrt(a))(x-sqrt(a))
C
y=(x+a/2)(x-a/2)
D
y=(x+a)^2 DIRECTIONS

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.