Step-by-step explanation:
[tex](3m - 2m)(9m {}^{2} + 6m + 4 {m}^{2} )[/tex]
2.
[tex](p + 5q)( {p}^{2} - 5qp + 25q {}^{2} )[/tex]
3.
[tex]25(2x + 1) {}^{2} [/tex]
4.
[tex] \: (2x - 1)(x + 5) [/tex]
5.
[tex](a + 5b)( {a}^{2} - 5ba + 25 {b}^{2} )[/tex]
6.
[tex](x - 3)(2x - 5)[/tex]
7.
[tex](x + 2)(x + 8)[/tex]
8
[tex](x - 3)(x - 6)[/tex]
9.
[tex](x - 6)(x + 4)[/tex]
10.
[tex](x - 9)(x - 4)[/tex]
11.
[tex](3x +5 )(x - 2)[/tex]
12.
[tex](2x - 3)(x - 5)[/tex]
13.
[tex](8x + 1)(x + 2)[/tex]