Answer
See the definition.
Work Step by Step
A quadratic equation can be represented as $px^2+qx+r=0$; where $p,q,r$ are real numbers and $p$ cannot be equal to zero, that is , $p \neq 0$
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 5 - Section 5.7 - Polynomial Equations and Their Applications - Exercise Set - Page 393: 85
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