下列哪些系统是线性系统?
未知类型:{'options': ['[img src="https://cdn.nlark.com/yuque/__latex/e14c1b881198319f4b4716c2e578dd19.svg"]', '[img src="https://cdn.nlark.com/yuque/__latex/3ef517a51306b556507064fe8acaefc0.svg"]', '[img src="https://cdn.nlark.com/yuque/__latex/aad5666f58053cb6ebdee75357d4a031.svg"]', '[img src="https://cdn.nlark.com/yuque/__latex/6ea68f63cecae80ac4c0e24bf8db4943.svg"]'], 'type': 102}
未知类型:{'options': ['[img src="https://cdn.nlark.com/yuque/__latex/e14c1b881198319f4b4716c2e578dd19.svg"]', '[img src="https://cdn.nlark.com/yuque/__latex/3ef517a51306b556507064fe8acaefc0.svg"]', '[img src="https://cdn.nlark.com/yuque/__latex/aad5666f58053cb6ebdee75357d4a031.svg"]', '[img src="https://cdn.nlark.com/yuque/__latex/6ea68f63cecae80ac4c0e24bf8db4943.svg"]'], 'type': 102}
举一反三
- 操作序列[插入7, 插入8, 插入9, 插入6, 插入11, 插入10,删除11],将形成哪棵splay树? 未知类型:{'options': ['[img src="https://i1.chinesemooc.org/course/formula/201610/1fe37d2235edd7bee892eb6239147cb7.png"]', '[img src="https://i1.chinesemooc.org/course/formula/201610/74cb10336eb9bfd230d32a99fef448f2.png"]', '[img src="https://i1.chinesemooc.org/course/formula/201610/db8d48a842f1098d34bc41887be146dc.png"]', '[img src="https://i1.chinesemooc.org/course/formula/201610/3297213d29850a1769f795d87e81a226.png"]'], 'type': 102}
- 已知一无源二端网络,端口电压U=100∠0(V),电流I=10∠0(A),则其等效阻抗为()。 未知类型:{'options': ['[img src="https://file.icve.com.cn/ssykt/783/1005/C3DFB4B52DBEFC16EBE6B1B55C9C097C.png"]', '[img src="https://file.icve.com.cn/ssykt/416/539/68386C1D5F96A38FD12925CE385CB769.png"]', '[img src="https://file.icve.com.cn/ssykt/479/296/77C4A0B396453B13088E4E87DC93C33F.png"]', '[img src="https://file.icve.com.cn/ssykt/270/719/43AB3FA2FDAF29601E473B6777D0EBB5.png"]'], 'type': 102}
- 设[img src="http://edu-image.nosdn.127.net/_PhotoUploadUtils_067016aa-77f2-4aff-bd36-e3fa5f1bd893.png"],[img src="http://edu-image.nosdn.127.net/_PhotoUploadUtils_358ab06c-7f19-4ae6-ba82-424c72bd4d18.png"],则[img src="http://edu-image.nosdn.127.net/_PhotoUploadUtils_2b561af0-b65d-4e5e-936b-72b15b4f0f56.png"][img src="http://edu-image.nosdn.127.net/_PhotoUploadUtils_92284d1b-6fe3-4dc1-a732-618796cd01a4.png"] A: 6 B: 10 C: 8 D: 4
- 波长λ为4000 Å的入射光的能量为 ( ) 焦耳。 未知类型:{'options': ['[img src="//:0"]', '[img src="//:0"]', '[img src="//:0"]', '以上都不对'], 'type': 102}
- 计算下列函数的导数:[img=132x26]1802f6255a99385.png[/img] 未知类型:{'options': ['', '', '', '[img src="https://img0.ph.126.net/Xl2csUY3sm99JOUqsvIxOg==/6631968265722891855.png"]'], 'type': 102}