1.6p(p+q)-4q(p+q)
2.m(a-3)+2(3-a)
3.1-36b^2
4.12x^2-3y^2
5.1+10t+25t^2
6.m^2-14m+49
7.25a^2-80a+64
8.a^2+2a(b+c)+(b+c)^2
9.(a-b)^2+4ab
10.(p-4)(p+1)+3p
1.6p(p+q)-4q(p+q)
2.m(a-3)+2(3-a)
3.1-36b^2
4.12x^2-3y^2
5.1+10t+25t^2
6.m^2-14m+49
7.25a^2-80a+64
8.a^2+2a(b+c)+(b+c)^2
9.(a-b)^2+4ab
10.(p-4)(p+1)+3p