50
QuizMultiple Choice

Cumulative Exam — Cumulative exam

Question 50 • Crowley Original Credit Algebra I B

What is f(x) = 7x2 + 42x written in vertex form?

Answer
A
f(x) = 7(x + 6)2 – 6
B
f(x) = 7(x + 6)2 – 42
C
f(x) = 7(x + 3)2 – 9
D
f(x) = 7(x + 3)2 – 63