Question

Разложите на множители:
A) (m-n)+2p(m-n)
B) 7a-7b+ax-bx
C) xy+2y+2x+4

Answer 1

(m-n)+2p·(m-n) = (m-n)·(1+2p)

7a-7b+ax-bx= 7·(a-b) + x·(a-b) = (a - b) · (7+x)

xy+2y+2x+4 = y·(x+2) + 2·(x+2) = (x+2)·(y+2)