Answer
quadratic equation.
Work Step by Step
A function in the form of $ax^2+bx+c=0$, $a\ne0$ is a quadratic equation.
Intermediate Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-894-7
ISBN 13:
978-0-13417-894-3
Chapter 3 - Section 3.3 - Systems of Linear Equations in Three Variables - Concept and Vocabulary Check - Page 215: 4
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