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单选题 函数Y=
的定义域是
A. {x| 
}
B. [ 
)
C. 
D. 
学科：高等数学（2023级）
时间：2023-11-28 06:00:36
相关题目
相关作业
题目1单选题
本课程《高等数学》的主要研究对象是( )A. 数量关系B. 数字C. 函数D. 逻辑推理
题目2单选题
函数<img src="https://tihai-oss-cloud.itihey.com/img/706d5bb63fc22998a50d8e157fbf076c.webp">的定义域是( )A. <img src="https://tihai-oss-cloud.itihey.com/img/224069b4bdff128c0ea713558d5270e2.webp">B. 【-1,3】C. (-<img src="https://tihai-oss-cloud.itihey.com/img/fb3ea1b58c8ba924f68a2b3a2f68fd7f.webp">D. 【-3,1】
题目3单选题
Y=2x-1,当x=1时,它的函数值是多少A. 5B. 9C. 1D. 2
题目4单选题
下列函数( )是同一函数A. <img src="https://tihai-oss-cloud.itihey.com/img/c32d9e6ad244207444292b49476761f6.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/b3e1dcbc75d22b2e1ec0655a47006c79.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/3dc4448cd92c95f1fbf285b833d0fd0a.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/459cba8bf32024be15a0de04e669eb2c.png">
题目5单选题
函数Y=<img src="https://tihai-oss-cloud.itihey.com/img/4bbefd2506abab2f31eb645322f7ce79.webp">的定义域是A. {x| <img src="https://tihai-oss-cloud.itihey.com/img/451cb5928ea947a6a68f452feba1ba70.webp">}B. [ <img src="https://tihai-oss-cloud.itihey.com/img/c58a8a321ee69774faf39c5cb0a7f7cc.webp">)C. <img src="https://tihai-oss-cloud.itihey.com/img/0604933b1a6c03e3578af39966e38674.webp">D. <img src="https://tihai-oss-cloud.itihey.com/img/ced79ca4beec5a07367639d0a3c868e4.webp">
题目6单选题
函数y=<img src="https://tihai-oss-cloud.itihey.com/img/43b032a1d0165a402a604d07cbe1c7b1.webp">是什么函数A. 指数函数B. 幂函数C. 三角函数D. 对数函数
题目7单选题
<img src="https://tihai-oss-cloud.itihey.com/img/a05cd63660744c35c16e1281f584e3ec.webp">的定义域是( )A. [-3,1)<img src="https://tihai-oss-cloud.itihey.com/img/331db536741205f09bf7b2d114480341.webp">[1,+<img src="https://tihai-oss-cloud.itihey.com/img/d6ed2363ded428b37f3028202e417506.webp">)B. <img src="https://tihai-oss-cloud.itihey.com/img/17330b1bc2ad5cb9939bbf352a9e2423.webp">C. [-3,1)<img src="https://tihai-oss-cloud.itihey.com/img/5a93af0394c634aa1be9de432251b09a.webp">(1,+<img src="https://tihai-oss-cloud.itihey.com/img/bd1cf3c8112e85fd9814c042b796e39b.webp">)D. [-3,+<img src="https://tihai-oss-cloud.itihey.com/img/bd1cf3c8112e85fd9814c042b796e39b.webp">)
题目8单选题
数学课需要使用( )APPA. 蓝墨云班B. 课堂派C. 学习通
题目9单选题
设<img src="https://tihai-oss-cloud.itihey.com/img/6b9c9119d1d81ca0d063f98648c98056.webp">,当x=1时,函数值为多少A. sin1B. 1C. 不确定D. 0
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