Question

Решите, пожалуйста, №150

Answer 1

2х-2у+х^2-xy=2(x-y)+x(x-y)=(x-y)(2+x)
4m^2-8m-mn+2n=(4m^2-8m)-(mn-2n)=4m(m-2)-n(m-2)=(m-2)(4m-n)
a^2 + ab - 7a - 7b = (a^2 + ab) - (7a + 7b) = a(a + b) - 7(a + b) = (a + b)(a - 7)
6pq+3q^2+2p+q=3q(2p+q)+1*(2p+q)=(2p+q)(3q+1)