Answer
The answer is $(7p-3q)(7p+12q)$.
Work Step by Step
1. $49p^{2} + 63pq -36q^{2}$
2. $49p^{2} + 84pq-21pq -36q^{2}$
3. $7p(7p+12q) -3q(7p+12q)$
4. $(7p-3q)(7p+12q)$.
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: 49
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