16-8(x-y)+(x-y)² 求因式分解

来源:学生作业帮助网 编辑:作业帮 时间:2024/04/30 23:36:07
16-8(x-y)+(x-y)² 求因式分解

16-8(x-y)+(x-y)² 求因式分解
16-8(x-y)+(x-y)² 求因式分解

16-8(x-y)+(x-y)² 求因式分解
16-8(x-y)+(x-y)²
=[4-(x-y)]²
=(4-x+y)²

=(x-y+4)的平方