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单选题 以下关于微分的描述不正确的是( )
A. 
为
的线性主部
B. 自变量的微分等于自变量的增量 
C. 微分是一点处函数该变量的主要部分,只与
有关
D. 微分的几何意义是曲线在某点的切线上点的纵坐标对应于的相应改变量
学科：高等数学(建院)
时间：2025-12-11 18:19:40
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相关作业
题目1单选题
函数<img src="https://tihai-oss-cloud.itihey.com/img/b6b799dfde736ceffb62dcc4c86cc774.png">在点<img src="https://tihai-oss-cloud.itihey.com/img/20f77fdc237d4ab23ff5a7121e162453.png">可导是<img src="https://tihai-oss-cloud.itihey.com/img/b6b799dfde736ceffb62dcc4c86cc774.png">在点<img src="https://tihai-oss-cloud.itihey.com/img/20f77fdc237d4ab23ff5a7121e162453.png">可微的( ).A. 充分条件B. 必要条件C. 充要条件D. 上述选项都不正确
题目2单选题
以下关于微分的描述不正确的是( )A. <img src="https://tihai-oss-cloud.itihey.com/img/fc6dfea7d4e4ca1a70e3b2fbd594afeb.png">为<img src="https://tihai-oss-cloud.itihey.com/img/870b64c33c23c7729e120858fa3b7a70.png">的线性主部B. 自变量的微分等于自变量的增量 <img src="https://tihai-oss-cloud.itihey.com/img/6a067c3356b093a23e7d71b66acc41b3.webp">C. 微分是一点处函数该变量的主要部分,只与<img src="https://tihai-oss-cloud.itihey.com/img/6d54b7bc604dbcacb6f5cbfbafa7b2ac.png">有关D. 微分的几何意义是曲线在某点的切线上点的纵坐标对应于<img src="https://tihai-oss-cloud.itihey.com/img/6d54b7bc604dbcacb6f5cbfbafa7b2ac.png">的相应改变量
题目3单选题
下列公式错误是A. <img src="https://tihai-oss-cloud.itihey.com/img/b391f6742beebac51454d52a9e0cee61.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/b2bf845c8e6ae4438b53796338c25dce.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/fb08b4a2f8c6e84a8a4c8550848fc0d7.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/0409d23cfe7b8bc129044e6829866160.png">
题目4单选题
<img src="https://tihai-oss-cloud.itihey.com/img/953ddfeeeb22d18a19545683a53cab51.png">A. <img src="https://tihai-oss-cloud.itihey.com/img/55ddb1491fec1eb10359a658a7e9ce32.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/4a03571095be3b7d5f0c9b8b92bb4fae.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/7e920116dd22a21146e698e22b11e68e.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/065e7fd526acf905d515346241543d44.png">
题目5单选题
<img src="https://tihai-oss-cloud.itihey.com/img/81299ddfd88f25e87c170fe4a6a77e96.png">A. <img src="https://tihai-oss-cloud.itihey.com/img/d83c97065e2c0394ea936423e05c4b02.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/30382b3430debffc8c501add121328b7.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/0f4731bca099224ff63f9db08b19516f.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/8f0ce62e1835f49ed3d70e25d35f217c.png">
题目6单选题
由微分的近似计算,可知<img src="https://tihai-oss-cloud.itihey.com/img/567a0dfa02651aa249873434eb13d85f.png">( )A. 0.005B. 0.0025C. 1.005D. 1
题目7单选题
设<img src="https://tihai-oss-cloud.itihey.com/img/4dc4dde8d8847437b9da1c23ab3e1e96.png">,<img src="https://tihai-oss-cloud.itihey.com/img/a1a01c709d3287572f111f9495800b40.png">为可导函数,则<img src="https://tihai-oss-cloud.itihey.com/img/3991db3ca2be2dc1b343aaef02833e4a.png">( )A. <img src="https://tihai-oss-cloud.itihey.com/img/6bc65faf5d9220f92a31b97505b9c0ed.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/81005ac0fa6281ed887d2cf6009e46b8.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/244bef79afee94aea9426dcb2f419d46.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/e1df16aef3b721cb8a7efb3cec3fb92f.png">
题目8单选题
函数<img src="https://tihai-oss-cloud.itihey.com/img/024c54e919854351fe4e780766fea9f5.png"><img src="https://tihai-oss-cloud.itihey.com/img/c222b79f0da9e840732c0a6c24177fff.png">则<img src="https://tihai-oss-cloud.itihey.com/img/173c43b6a7008941ccb72c351e3ba65e.png">结果为( )A. <img src="https://tihai-oss-cloud.itihey.com/img/69fb5529c44af0918e874e44d68f8927.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/9d6e2ca69922c84cd1c951a67d028e4b.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/8507cc83a927dc4977a784950457c1a4.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/8a9ac74410b05d7cdaadcadd728a8223.png">
题目9判断题
若<img src="https://tihai-oss-cloud.itihey.com/img/b6b799dfde736ceffb62dcc4c86cc774.png">在点<img src="https://tihai-oss-cloud.itihey.com/img/20f77fdc237d4ab23ff5a7121e162453.png">处可微,则<img src="https://tihai-oss-cloud.itihey.com/img/b6b799dfde736ceffb62dcc4c86cc774.png">在点<img src="https://tihai-oss-cloud.itihey.com/img/20f77fdc237d4ab23ff5a7121e162453.png">处一定不连续A. 正确B. 错误
题目10判断题
导数又称作微商A. 正确B. 错误
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