Answer
$-x^2-8x-47$
Work Step by Step
Use the FOIL method and combine the like terms to evaluate the expression as
$(3x+5)(2x-9)-(7x-2)(x-1)=6x^2-27x+10x-45-(7x^2-7x-2x+2)=-x^2-17x+9x-45-2=-x^2-8x-47$
Precalculus (6th Edition) Blitzer
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13446-914-3
ISBN 13:
978-0-13446-914-0
Chapter P - Section P.4 - Polynomials - Exercise Set - Page 56: 86
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