College Algebra 7th Edition

Published by Brooks Cole
ISBN 10: 1305115546
ISBN 13: 978-1-30511-554-5

Chapter P, Prerequisites - Section P.5 - Algebraic Expressions - P.5 Exercises: 52

Answer

r$^2$-4rs+4s$^2$

Work Step by Step

(A+B)$^2$=A$^2$+2AB+B$^2$ (r-2s)$^2$ (r)$^2$+2(r)(-2s)+(-2s)$^2$ r$^2$-4rs+4s$^2$
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