Answer
$x^2+2x+1-2xy-2y+y^2$
Work Step by Step
Using the special product of a binomial formula
$(u+v)^2=u^2+2uv+v^2$,
$[(x+1)-y]^2$
$=(x+1)^2-2(x+1)y+y^2$
$=x^2+2x+1-2xy-2y+y^2$
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Prerequisites - P.3 - Polynomials and Special Products - Exercises - Page 31: 58
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