Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Prerequisites - P.3 - Polynomials and Special Products - Exercises - Page 33: 89



Work Step by Step

The second term of the square of a binomial is missing. $(a-b)^2=a^2-2ab+b^2$ So: $(x-3)^2=x^2-2(x)(3)+3^2=x^2-6x+9$
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