3(x+2)(x-5)-(x+2)(x-3) 因式分解
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解决时间 2021-01-23 21:28
- 提问者网友：溺爱和你
- 2021-01-23 16:55
3(x+2)(x-5)-(x+2)(x-3) 因式分解
最佳答案
- 五星知识达人网友：刀戟声无边
- 2021-01-23 17:24
3（x+2)(x-5)-(x+2)(x-3)
=(x+2)[3(x-5)-(x-3)]
=(x+2)(3x-15-x+3)
=(x+2)(2x-12)
=2(x+2)(x-6)
=(x+2)[3(x-5)-(x-3)]
=(x+2)(3x-15-x+3)
=(x+2)(2x-12)
=2(x+2)(x-6)
全部回答
- 1楼网友：底特律间谍
- 2021-01-23 18:27
3(x+2)(x-5)-(x+2)(x-3)
=(x+2)(3x-15-x+3)
=(x+2)(2x-12)
=2(x+2)(x-6)
=(x+2)(3x-15-x+3)
=(x+2)(2x-12)
=2(x+2)(x-6)
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