Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 9 - Quadratic Functions and Equations - 9-3 Solving Quadratic Equations - Lesson Check - Page 550: 7


No solutions: $a$ and $c$ have the same sign One solution: $c = 0$ Two solutions: $a$ and $c$ have opposite signs

Work Step by Step

These are examples of formulas with the specified number of solutions. No solutions: $x^2+1=0$ One solution: $4x^2 = 0$ Two solutions: $x^2-16=0$
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