青岛大学
- https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/bce528a83d824cc89e5345f7c7159123.png
- 下列平面点集中是有界集的为( )
- https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/1cd8fbd061384ac9993b49c1d6f2c739.png
- https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/39fc269feb934a11804bc831c05d9434.png
- https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/b26931e359ca49e4a141003157bbb683.png
- https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/c936664119a24e60a23eefd172ddb660.png
- https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/7478957328f04d5ba28582bf20cc27bc.png
- https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/25f778f468824d97a1ac17756520788b.png
- https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/3b212408a69f4ce9978d294509270950.png
- 下列二元函数中图形是旋转抛物面的为( )
- https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/1be269b742884261903bd5b77a24d82e.png
- https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/ecd1905add1947b8b120f806fa405095.png
- https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/5f60ba8faa6b4e998a1ccf6789e8fd89.png
- https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/2fc706b97fc74d55b00884fa0605d729.png
- https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/24fac3bd5c4a4798b4fd85644557caca.png
- https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/feec5e63d1d74755a747d440eec5f3c6.png
- https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/7178cc8684b9421a909c6c57a48f2372.png
- https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/b5938844c5264a3da94709a6bdffd3fb.png
- https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/a7cc5e35f36a4d8580e61802a124193d.png
- https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/8426922ae2474ba39cc8017d808c99fd.png
- https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/cc85f074eae6475bbede54e7a8e8f26a.png
- https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/2a7b859bc47a41408bee101876cdb95a.png
A:
0
B:1
C:e
D:ln2
答案:ln2
A:8 B:2 C:4 D:6
答案:4
A: B: C: D:
答案:
A:
等于1/2
B:等于1 C:不存在 D:等于0答案:不存在
A:3 B:2 C:6 D:4
答案:
A: B: C: D:
答案:https://image.zhihuishu.com/zhs/onlineexam/ueditor/201909/25a5a6537f714c769bd5e3853eb849e0.png
A: B: C: D:
答案:
A:1 B:-1 C:2 D:-2
答案:
A: B: C: D:
答案:
A:-1/2 B:-1/4 C:1/2 D:
1/4
A:-1 B:e C:1 D:0
A: B: C: D:
A:必要条件 B:充分必要条件 C:既非充分也非必要条件 D:充分条件
A: B: C: D:
A:等于1 B:等于0 C:不存在 D:等于2
A: B: C: D:
A: B: C: D:
A:2 B:ln2 C:0 D:1
A: B: C: D:
A:-1 B:1 C:2 D:0
A:
1/5
2/5
2
7/5
A: B: C: D:
A: B: C: D:
A:-2 B:2 C:-4 D:4
A:1 B:-1 C:2 D:0
A: B: C: D:
A: B: C: D:
A: B: C: D:
A: B: C: D:
A: B: C: D:
A: B: C: D:
A: B: C: D:
A:充分必要条件 B:必要条件 C:充分条件 D:既非充分也非必要条件
A: B: C: D:
A: B: C: D:
A: B: C: D:
A: B: C: D:
A:1 B:-2 C:-1 D:2
A: B: C:
D:
A: B: C: D:
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