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数学
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几道数学分式题蛮简单的
2/3x+5/6x
2/x - 2x-1/x²
1/a + 1/b + 1/c
c/ab +a/bc +b/ca
人气:275 ℃ 时间:2020-04-17 08:27:52
解答
1.=4+5/6x
=9/6x
=3/2x
2.=2x-2x*3-1/x*2
3.=bc+ac+ab/abc
4=c*2+a*2+b*2/abc
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