Precalculus (6th Edition)

Published by Pearson
ISBN 10: 013421742X
ISBN 13: 978-0-13421-742-0

Chapter R - Review of Basic Concepts - R.3 Polynomials - R.3 Exercises: 55

Answer

$ 28r^2 + r - 2$

Work Step by Step

$(4r - 1) (7r + 2) = 28r^2 + 8r - 7r - 2 = 28r^2 + r - 2$
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