Precalculus: Mathematics for Calculus, 7th Edition

Published by Brooks Cole
ISBN 10: 1305071751
ISBN 13: 978-1-30507-175-9

Chapter 3 - Section 3.4 - Real Zeros of Polynomials - 3.4 Exercises - Page 285: 94

Answer

$-2$

Work Step by Step

1. List possible rational zeros $\pm1,\pm1/3,\pm2,\pm2/3$ 2. Graph the function and identify the zeros $-2$ 3. Compare with the list above. 4. We conclude that the rational zero is $-2$
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