1 . (1)已知函数f(x)=lg sin x+
,求它的定义域;
(2)求函数
的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7340fa29a12e856c18d0452c540b469f.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a22902eec26ad6cbb9c0bf3dd3af6f.png)
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12-13高一下·江西新余·阶段练习
2 . 求解下列函数的定义域
(1)
(2)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/906c89e7e674c35519b5d3127bc48d5f.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40fccbe9af25b6066262f561e4b2f304.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/906c89e7e674c35519b5d3127bc48d5f.png)
![](https://img.xkw.com/dksih/QBM/2013/4/15/1571184413491200/1571184419078144/STEM/04bab31f30924f1c9f1eaeee07b3bb3b.png?resizew=12)
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