化简|X-3|+(x-3)化简|X-3|+(X-3)
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/12 17:15:49
![化简|X-3|+(x-3)化简|X-3|+(X-3)](/uploads/image/z/952097-41-7.jpg?t=%E5%8C%96%E7%AE%80%7CX-3%7C%2B%28x-3%29%E5%8C%96%E7%AE%80%7CX-3%7C%2B%EF%BC%88X-3%EF%BC%89)
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化简|X-3|+(x-3)化简|X-3|+(X-3)
化简|X-3|+(x-3)
化简|X-3|+(X-3)
化简|X-3|+(x-3)化简|X-3|+(X-3)
化简|X-3|+(x-3)
①x≥3时,原式=(x-3)+(x-3)
=2x-6
②x﹤3时,原式=-(x-3)+(x-3)
=0