m²(m-1)-4(1-m²)因式分解
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/30 21:18:55
![m²(m-1)-4(1-m²)因式分解](/uploads/image/z/1239543-63-3.jpg?t=m%26%23178%3B%28m%EF%BC%8D1%29%EF%BC%8D4%281%EF%BC%8Dm%26%23178%3B%29%E5%9B%A0%E5%BC%8F%E5%88%86%E8%A7%A3)
x)US64}PHhIbb"}P["]CMm
(.m fCdht,\*WDEBH"g_\g# $zp
m²(m-1)-4(1-m²)因式分解
m²(m-1)-4(1-m²)因式分解
m²(m-1)-4(1-m²)因式分解
m²(m-1)-4(1-m²)
=m²(m-1)+4(m²-1)
=m²(m-1)+4(m+1)(m-1)
=(m-1)[m²+4(m+1)]
=(m-1)(m²+4m+4)
=(m-1)(m+2)²