Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 8 - Polynomials and Factoring - 8-4 Multiplying Special Cases - Practice and Problem-Solving Exercises: 21

Answer

6241

Work Step by Step

Rewrite the base as the difference of two easily squared numbers. $79^2=(80-1)^2=6400-160+1=6241$
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