想问一下像|2x+y+1|=|2x+y+5|这些带有绝对值符号的方程怎么解呢?再如:|1-3k|=|3k-5| 怎么解成1-3k=±(3k-5)3x-y+3=0,|3x+4y-17|/5=4 这个方程组怎么解呢?
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/06 00:03:03
![想问一下像|2x+y+1|=|2x+y+5|这些带有绝对值符号的方程怎么解呢?再如:|1-3k|=|3k-5| 怎么解成1-3k=±(3k-5)3x-y+3=0,|3x+4y-17|/5=4 这个方程组怎么解呢?](/uploads/image/z/960036-60-6.jpg?t=%E6%83%B3%E9%97%AE%E4%B8%80%E4%B8%8B%E5%83%8F%7C2x%2By%2B1%7C%3D%7C2x%2By%2B5%7C%E8%BF%99%E4%BA%9B%E5%B8%A6%E6%9C%89%E7%BB%9D%E5%AF%B9%E5%80%BC%E7%AC%A6%E5%8F%B7%E7%9A%84%E6%96%B9%E7%A8%8B%E6%80%8E%E4%B9%88%E8%A7%A3%E5%91%A2%3F%E5%86%8D%E5%A6%82%EF%BC%9A%7C1-3k%7C%3D%7C3k-5%7C+%E6%80%8E%E4%B9%88%E8%A7%A3%E6%88%901-3k%3D%C2%B1%EF%BC%883k-5%EF%BC%893x-y%2B3%3D0%2C%7C3x%2B4y-17%7C%2F5%3D4+%E8%BF%99%E4%B8%AA%E6%96%B9%E7%A8%8B%E7%BB%84%E6%80%8E%E4%B9%88%E8%A7%A3%E5%91%A2%3F)
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