Answer
$6x^3 -x^2 +2x + 1$
Work Step by Step
$(3x+1)(2x^2-x+1)$
$= (3x \times 2x^2) + (1 \times 2x^2) + (3x \times - x) + (1\times-x) + (3x \times 1) +(1\times1)$
$=6x^3 + 2x^2 -3x^2 - x +3x + 1 $
$=6x^3 -x^2 +2x + 1$
Finite Math and Applied Calculus (6th Edition)
by Waner, Stefan; Costenoble, Steven
Published by
Brooks Cole
ISBN 10:
1133607705
ISBN 13:
978-1-13360-770-0
Chapter 0 - Section 0.3 - Multiplying and Factoring Algebraic Expressions - Exercises - Page 21: 18
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