名校
1 . 设
为空间两条不同的直线,
为空间两个不同的平面,给出下列命题:
①若
,则
; ②若
,则
;
③若
,则
; ④若
,则
.
其中的正确命题序号是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ea0595c0c301a43c854a5dd1c548441.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ba83980a38c5e1fe4be841bc8a51d1d.png)
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccf2e62ba644d12f006ee555bf38563f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26c9fa9262ca377a60669e02530152cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd020a7c81c2bde5fb6429d734feebe4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cb083c827a7fffbff90916dea20570f.png)
③若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6ef4e222a9a39e3116cc990630b31de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3bf33875b1ff9caf3903730a2c9df2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5198e4a84907aa31933159128397b132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bf8c87a51dbea25bf26d17f66359b66.png)
其中的正确命题序号是
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2018-12-25更新
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636次组卷
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2卷引用:【市级联考】江苏省南通市2019届高三阶段性学情联合调研数学试题