15
QuizMultiple Choice

Solving Quadratic Equations: Quadratic Formula — Unit test

Question 15 of 15 • FL-1200710-Mathematics for College Algebra A

Between which two ordered pairs does the graph of f(x) = x2 + x – 9 cross the negative x-axis?Quadratic formula: x =

Question illustration
Answer
A
(–6, 0) and (–5, 0)
B
(–4, 0) and (–3, 0)
C
(–3, 0) and (–2, 0)
D
(–2, 0) and (–1, 0)