举一反三
- 已知状态转移矩阵为，则系统矩阵A为（）。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201902/d287647f42e94b10aa4f5c39483a673a.png
- 已知系统状态转移矩阵为，则A矩阵为（）。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201902/9512e6e26a864939851722ca49c9b247.png
- 已知系统的状态转移矩阵，则它的逆矩阵为为（ ）。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201902/18c2d97213f34948a852c6468e9d2884.png
- 已知主视图和俯视图，下面左视图画法正确的有（ ）<img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/2bcab5bbb4024d99b27781c7c286d861.png" /> A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/c740df10c8d64a5c9f269c0808cfba30.png" /> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/d19031d8c17543f699d8827fa6ac1249.png" /> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/1780a38439af44618170b420943a6b6d.png" /> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/8b29c3cc4c2e4f3e919c5f22d4ac96f1.png" />
- 已知主视图和俯视图，下面左视图画法正确的有（ ）<img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/0e67a6814bf3453d8a2560ad2803175b.png" /> A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/9cbbab2efe124ef98699ab70b405efa7.png" /> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/43768386d66b41419559fe5bf0fb308d.png" /> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/3880af04e89d468c8c94acccd953d9c7.png" /> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/d4f57df49926458fba76fe114e40f01c.png" />
内容
- 0
已知系统矩阵A= ,则 为（ ）。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201902/1489da64011a46eebf153976b2044f2b.png
- 1
下列函数为有界函数的是（ ）. A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/8b29e23e896d48fbb32316cf188c7897.png"> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/00a2ecf9d8814be9996a25fafd9205f8.png"> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/90cc2cce15bb40a08b7c102e9d5eb020.png"> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/df59aabc218b4c67afbd897414705118.png">
- 2
关于单边z变换移位性质正确为（）。 A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/5ba92316b2ec4267b29f78a0768a902b.png" /> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/6203fcc7a210423a9d3b99e886ffcd9e.png" /> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/64f2fccfd656410f9293ecd0b2bc3245.png" /> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/177c36d33ae0450093fb5c373f9c1f76.png" />
- 3
设A=<img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/bc546fc03fdb4ba3b7e6b144b6371d7f.png" />，B=Р(Р(A)) 下列（ ）表达式不成立。 A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/6e615703da60435893f9e9a9273e12e5.png" /> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/64c831067d054e71a6c76f43849d450d.png" /> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/72023a5250e44c12b98923044194f13d.png" /> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/c48e039a739c4502830eee7ae0ac1678.png" />
- 4
设论域为整数集，下列公式中值为真的是（ ） A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/2711e476b621420282b7b5a9e859fa6b.png"> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/170e20f6765346308a85d187b2cb10e9.png"> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/7dde811e51824a06a3e118fe0c07d6fb.png"> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202002/e2efbc62e6bc46e1b21e083664b89585.png">