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单选题节点指的是( )条及以上支路的交汇点

A. 1

B. 2

C. 3

D. 4

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学科：默认课程

时间：2025-12-25 08:33:53

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曲线<img src="https://tihai-oss-cloud.itihey.com/img/d2a0e31323e6a1e0f72e93e9c1e84945.png">的铅直渐近线为( )

A. <img src="https://tihai-oss-cloud.itihey.com/img/1ea539cc23325c0fe35ff61a4108f968.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/91fc62638f938ba1fb901f694d0be3dc.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/69bdbb9788f90299d30b3976fd996a52.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/ad7d7d1b3adab9f6284c34ce804e6c6a.png">

曲线<img src="https://tihai-oss-cloud.itihey.com/img/1e55ef06aa89b8d3b8a6a2baa661c579.png">的渐近线为( )

A. 无渐近线B. 无水平渐近线,<img src="https://tihai-oss-cloud.itihey.com/img/6ec2c43a4f39b8e537f05909f130de02.png">C. 水平渐近线为y=2,无垂直渐近线D. <img src="https://tihai-oss-cloud.itihey.com/img/6c446f83b25e8dbe674c58793d354ffa.png">

<img src="https://tihai-oss-cloud.itihey.com/img/76a5dd9668a7b95f5c404444caa2d5aa.png">的垂直渐近线有( )条

A. 1B. 0C. 2D. 3

曲线<img src="https://tihai-oss-cloud.itihey.com/img/3ffab32238299487b265b1abd8aeeb86.png">的渐近线为( )

A. 无渐近线B. 无水平渐近线,<img src="https://tihai-oss-cloud.itihey.com/img/ed2e7a8f71d042c50a4480eda3732785.png">C. 水平渐近线为y=0,<img src="https://tihai-oss-cloud.itihey.com/img/492c5f7bfd360beaa20c0c3e094632e7.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/dcb84dea93feb44ba9bf8a7efb901a79.png">

曲线<img src="https://tihai-oss-cloud.itihey.com/img/1ce76019d1dd643000e96149c5d394e0.png">的渐近线为( )

A. 无渐近线B. 无水平渐近线,<img src="https://tihai-oss-cloud.itihey.com/img/96b34c0c6eff8b22d17e523b371cb042.png">C. 水平渐近线为y=0,<img src="https://tihai-oss-cloud.itihey.com/img/492c5f7bfd360beaa20c0c3e094632e7.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/dcb84dea93feb44ba9bf8a7efb901a79.png">

曲线<img src="https://tihai-oss-cloud.itihey.com/img/bf4774eb979ffe536a9202fd675ba15d.png">的水平渐近线和铅直渐近线分别为( )

A. 水平渐近线是y=1,铅直渐近线是x=3B. 水平渐近线是y=0,铅直渐近线是x=2C. 水平渐近线是y=0,铅直渐近线是x=3D. 水平渐近线是y=-1,铅直渐近线是x=3

已知函数<img src="https://tihai-oss-cloud.itihey.com/img/cce9c229dff64135dc9a95679fb18726.png">的图象如图所示,则<img src="https://tihai-oss-cloud.itihey.com/img/05a58886247ca2a406287d5f3934d077.png">等于( )<img src="https://tihai-oss-cloud.itihey.com/img/497598cf020e06050010d08478e4a601.png">

A. <img src="https://tihai-oss-cloud.itihey.com/img/293f9d57b83047b61fd4725f3bc7b0f6.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/50a07aeb010e4527ab8ceaaae9cc6dc2.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/888e11aa19139ae31c81595a73c55003.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/bf30949e9eb4f7b67ce35254b289c983.png">

曲线<img src="https://tihai-oss-cloud.itihey.com/img/371ed8126fa9add1845c6d51bc26b917.png">的水平渐近线方程为( )

A. <img src="https://tihai-oss-cloud.itihey.com/img/14c891af9747e17979702b5cd480a990.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/50e378f37de827453a4a5220f15679e5.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/101f273bccc64e9933d3e8cd20b752d8.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/ec2ee63306cccc6f0aaa1150da12a9ac.png">

<img src="https://tihai-oss-cloud.itihey.com/img/fd933d80c0e0bf65c954edcd99314c30.png"><img src="https://tihai-oss-cloud.itihey.com/img/a75140e6f9dfa8aafe9a18ec559c76c2.png">

A. <img src="https://tihai-oss-cloud.itihey.com/img/1bd85ead4c84d9d9c422fbfc04cb5b8a.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/9724c181661692b1b4d98e01fcc00d50.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/17cd576cce56cab737daa7ff81dc5d67.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/b2edf38795170b72bdfb616405944f22.png">

节点指的是( )条及以上支路的交汇点

A. 1B. 2C. 3D. 4

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