Answer
$(x+2)^{2}=x^{2}+4x+4$
Work Step by Step
$(x+2)^{2}$
Rewrite this expression as $(x+2)(x+2)$ and evaluate the product:
$(x+2)^{2}=(x+2)(x+2)=x^{2}+2x+2x+4=x^{2}+4x+4$
Calculus with Applications (10th Edition)
by Lial, Margaret L.; Greenwell, Raymond N.; Ritchey, Nathan P.
Published by
Pearson
ISBN 10:
0321749006
ISBN 13:
978-0-32174-900-0
Chapter R - Algebra Reference - R.1 Polynomials - R.1 Exercises - Page R-5: 23
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