Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 10 - Quadratic Equations - 10.3 - Quadratic Formula - Concept Quiz 10.3 - Page 453: 10



Work Step by Step

When this value is negative, that means that the value under the square root is negaitve. Because the square root of a negative number is not a real number, this means that if $b^2 -4ac$ is negative, then the equation has no real number solutions.
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