什么条件下,下列分式有意义?(1)1/x(x-1)(2)x+5/x^2+1什么条件下,下列分式的值为0?(1)x-1/x(2)5a-b/a+b请写清步骤.请把这几道题写的清楚点,就像5a-b/a+b是如何到最后一步的。不等式或等式什么
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/07 12:21:20
![什么条件下,下列分式有意义?(1)1/x(x-1)(2)x+5/x^2+1什么条件下,下列分式的值为0?(1)x-1/x(2)5a-b/a+b请写清步骤.请把这几道题写的清楚点,就像5a-b/a+b是如何到最后一步的。不等式或等式什么](/uploads/image/z/7284690-18-0.jpg?t=%E4%BB%80%E4%B9%88%E6%9D%A1%E4%BB%B6%E4%B8%8B%2C%E4%B8%8B%E5%88%97%E5%88%86%E5%BC%8F%E6%9C%89%E6%84%8F%E4%B9%89%3F%EF%BC%881%EF%BC%891%2Fx%EF%BC%88x-1%29%282%29x%2B5%2Fx%5E2%2B1%E4%BB%80%E4%B9%88%E6%9D%A1%E4%BB%B6%E4%B8%8B%2C%E4%B8%8B%E5%88%97%E5%88%86%E5%BC%8F%E7%9A%84%E5%80%BC%E4%B8%BA0%3F%EF%BC%881%EF%BC%89x-1%2Fx%282%295a-b%2Fa%2Bb%E8%AF%B7%E5%86%99%E6%B8%85%E6%AD%A5%E9%AA%A4.%E8%AF%B7%E6%8A%8A%E8%BF%99%E5%87%A0%E9%81%93%E9%A2%98%E5%86%99%E7%9A%84%E6%B8%85%E6%A5%9A%E7%82%B9%EF%BC%8C%E5%B0%B1%E5%83%8F5a-b%2Fa%2Bb%E6%98%AF%E5%A6%82%E4%BD%95%E5%88%B0%E6%9C%80%E5%90%8E%E4%B8%80%E6%AD%A5%E7%9A%84%E3%80%82%E4%B8%8D%E7%AD%89%E5%BC%8F%E6%88%96%E7%AD%89%E5%BC%8F%E4%BB%80%E4%B9%88)
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