1
3x+7xy=
y(3-7x);
y(3+7x)
x(3+7y)
x(3-7y)
2
3m+3b=
b(m-3)
m(3-b
3(m-b)
3(m+b)
3
2ax+4ay=
2a(x+2y)
a(4+y)
2a(2y+x)
2a(x-2y)
4
5ay+15az=
5a(y-3z)
5a(z+3y)
5a(zy-3)
5a(y+3z)
5
4ab²-3a²b³+7a²b=
ab(4b+3ab²-7a
ab(4a+3ab³+7b
ab(4a²-3ab-7a)
ab(4b-3ab²+7a)
