Elementary Geometry for College Students (5th Edition)

Published by Brooks Cole
ISBN 10: 1439047901
ISBN 13: 978-1-43904-790-3

Appendix A - A.1 - Algebraic Expressions - Exercises - Page 543: 25a

Answer

6

Work Step by Step

Using FOIL method: $(3-1)(5-2)=3\times5+3\times(-2)+(-1)\times5+(-1)\times(-2)$ $=15-6-5+2$ $Answer=6$
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