解题方法
1 . 若
是钝角且
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3d450aea0fb89e956fc4caa3a9c59fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e304cf018473bb54edb166fcd6502b.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2022-04-22更新
|
622次组卷
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2卷引用:云南省西双版纳州2022届高三高中毕业班第二次适应性测试数学(文)试题
11-12高三上·山东聊城·期末
2 . 为了得到函数
的图象,只需把函数
的图象
![](https://img.xkw.com/dksih/QBM/2011/12/30/1570670260543488/1570670265671680/STEM/67de69ff493e4efcaf59fab366d958f8.png)
![](https://img.xkw.com/dksih/QBM/2011/12/30/1570670260543488/1570670265671680/STEM/ee01646416c44286ac4046ae09f43da9.png)
A.向左平移![]() | B.向右平移![]() |
C.向左平移![]() | D.向右平移![]() |
您最近一年使用:0次