Answer
$6x^2+5x+1$
Work Step by Step
Use FOIL method.
$(3x+1)(2x+1)=3x\cdot 2x+3x\cdot 1+1\cdot 2x+1\cdot 1$
Simplify.
$=6x^2+3 x+2x+1$
Combine like terms.
$=6x^2+5x+1$
Hence, the single polynomial answer in standard form is $6x^2+5x+1$.
Precalculus (10th Edition)
by Sullivan, Michael
Published by
Pearson
ISBN 10:
0-32197-907-9
ISBN 13:
978-0-32197-907-0
Appendix A - Review - A.3 Polynomials - A.3 Assess Your Understanding - Page A30: 48
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