Answer
The answer is $x(7+1)(8x+5)$.
Work Step by Step
1. $56x^{3} + 43x^{2}+5x$
2. $x(56x^{2} +35x+8x+5)$
3. $x[7x(8x+5)+(8x+5)]$
4. $x(7+1)(8x+5)$.
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Chapter 8 - Polynomials and Factoring - 8-6 Factoring ax2+bx+c - Practice and Problem-Solving Exercises - Page 522: 48
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