Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 10 - Section 10.3 - Multiplying Polynomials - Exercise Set: 33

Answer

$49x^2+70x+25$

Work Step by Step

$(7x+5)^2=(7x)^2+2\cdot 5\cdot 7x+5^2=49x^2+70x+25$
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