1.M^2(p-q)-p+q

问题描述:

1.M^2(p-q)-p+q
2.2x^2+2x+二分之一
3..(m+1)(m-1)-(1-m)
4...(2a-b)+8ab
5..x^2-a^2-2a-2x
6...2x^2-8x-24

1、m²(p-q)-p+q=m²(p-q)-(p-q)=(m²-1)(p-q)=(m+1)(m-1)(p-q)2、2x²+2x+1/2=1/2(4x²+4x+1)=1/2(2x+1)²3、(m+1)(m-1)-(1-m)=(m+1)(m-1)+(m-1)=(m+1+1...