Answer
Answer:
$2x^{3}+10x^{2}+11x-3$
Work Step by Step
To do:
$(x+3)(2x^{2}+4x-1)$
=$x(2x^{2}+4x-1)+3(2x^{2}+4x-1)$
=$2x^{3}+4x^{2}-x+6x^{2}+12x-3$
=$2x^{3}+10x^{2}+11x-3$
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 5 - Section 5.5 - Multiplying Polynomials - Exercise Set - Page 379: 55
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