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 - Page 36: 84



Work Step by Step

(A+B)(A-B)=A$^2$-B$^2$ (x+(2+x$^2$))(x-(2+x$^2$)) (x)$^2$-(2+x$^2$)$^2$ x$^2$-(2$^2$+2(2)(x$^2$)+(x$^2$)$^2$) x$^2$-4-4x$^2$-x$^4$ -x$^4$-3x$^2$-4
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