Answer
(m-7n)(m+4n)
Work Step by Step
$m^{2}$ - 7 mn + 4 mn - $28n^{2}$
Find the GCD of the first two and the GDC of the last two terms.
m(m -7n) +4n(m-7n)
We take (m-7n) and factor it out which gives us.
(m-7n)(m+4n)
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Chapter 8 - Polynomials and Factoring - 8-5 Factoring X(squared) + bx + c - Practice and Problem-Solving Exercises - Page 504: 37
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