Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Chapter 2 - 2.2 - Functions - 2.2 Exercises - Page 183: 45



Work Step by Step

f(x)=g(x) (Solve for x) $x^4-2x^2=2x^2$ $x^4-4x^2=0$ $x^2(x^2-4)=x^2(x-2)(x+2)=0$ Hence x= {0,2,-2}
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