![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101193831033772621/SYS201311011938310337726008_ST/0.png)
的相反数是
,倒数是
,函数y=
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的自变量x的取值范围是
.
考点分析:
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