已知逻辑函数
与其相等的函数为 ____。
A:
B:
C:
D:
与其相等的函数为 ____。A:
B:
C:
D:
举一反三
- 下列极限中结果等于e的是（ ）. A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/38da1b07f5c0405ea6707c9e6594b6a5.png"> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/eb7113c864f6405080daa91020fb9b6c.png"> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/4513ad5298554e2eb426e127192851d8.png"> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/9f89daefa1f445e295834ce3daac84cf.png">
- 下列逻辑表示式正确的是____。 A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/3d0a382ad7af45b29e9047f93676248a.png" /> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/28eb85c1fab841768b9d856cb1876018.png" /> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/63175bfac29847c4b1ad6359b59006cd.png" /> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/cca21ab2476249f78e8e64d81e4dbba0.png" />
- 下列逻辑表示式正确的是 。 A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/94c2d9d3f8654db9a9533e4cb9d03865.png"> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/9877f3b3cbf2406680aac42fc3196a85.png"> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/dc0d7c1e1d5b49ccb46dcd9030f51916.png"> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/c82aa3b140eb4f9bbe3ace028bfb3e7a.png">
- 设EI为常数，图示刚架支座C点的水平位移为（ ）。<img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/2dea6754bc2a40df98d40ddc4d88e4ee.png"/> A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/876c3a939abd447fae12277cbbdf2885.png"/> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/9452dbf33f1b42bab8d279978b5294d8.png"/> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/c86de891367447249efb95cf363ee7cf.png"/> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/ba048b2d5eb149fbbe5a7b419903ef5b.png"/>
- 图示刚架的弯矩图中正确的是（）。 A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/96bab3bc877f45e6bc366a1ed24b02e3.png" /> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/233d0c9147694598ab60919b0ee7a246.png" /> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/f8e911921bb447bdb2e8216ff1bca5cf.png" /> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/5c0b8a15b9174de3b636c8ea8a2eb281.png" />