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: 46

Answer

49y$^2$-28y+4

Work Step by Step

(A+B)$^2$=A$^2$+2AB+B$^2$ (2-7y)$^2$ (2)$^2$+2(2)(-7y)+(-7y)$^2$ 4-28y+49y$^2$ 49y$^2$-28y+4
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