College Algebra (6th Edition)

Published by Pearson
ISBN 10: 0-32178-228-3
ISBN 13: 978-0-32178-228-1

Chapter P - Prerequisites: Fundamental Concepts of Algebra - Exercise Set P.4 - Page 61: 25



Work Step by Step

$$(2x-3)(5x+3)$$ $$=(2x\times 5x)+(2x\times 3)+(-3\times 5x)+(-3\times 3)$$ $$=10x^2+6x-15x-9$$ $$10x^2-9x-9$$
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