• 2022-06-09 问题

     设 [tex=15.286x1.357]4z5pgOZshJqp9q6TFGtfVH7Fl3mE9XM3i9gkHJuHg3eSuOQRnUc+W5q5yrS5Zzt+ytxX9eMcaWnVwj20gVBJyQ==[/tex] 求[tex=2.929x1.429]Q2lN9l3thZwwi/Hs1tT9sXsLW3+HkdOtaXFhxp50zX8=[/tex][br][/br]

     设 [tex=15.286x1.357]4z5pgOZshJqp9q6TFGtfVH7Fl3mE9XM3i9gkHJuHg3eSuOQRnUc+W5q5yrS5Zzt+ytxX9eMcaWnVwj20gVBJyQ==[/tex] 求[tex=2.929x1.429]Q2lN9l3thZwwi/Hs1tT9sXsLW3+HkdOtaXFhxp50zX8=[/tex][br][/br]

  • 2022-06-10 问题

    试讨论以下序列的[tex=0.5x0.786]gdMkE6SnyZedYLxpUxdkaQ==[/tex]变换之间的关系。[tex=15.286x1.357]vy3jb4ggLBvv6KrLyDn2RfaiP9m4EIYeLY+uFaRn+CKoBNhddFV+VM683EV7c6EOnl82mN64pIZSPuRi5DIuJw==[/tex]

    试讨论以下序列的[tex=0.5x0.786]gdMkE6SnyZedYLxpUxdkaQ==[/tex]变换之间的关系。[tex=15.286x1.357]vy3jb4ggLBvv6KrLyDn2RfaiP9m4EIYeLY+uFaRn+CKoBNhddFV+VM683EV7c6EOnl82mN64pIZSPuRi5DIuJw==[/tex]

  • 2022-06-16 问题

    已知[tex=15.286x1.357]pYoo4xR8TCc/syFaQqV2tzV2lWwZ8qkC6HyRGWvPKrc0+11+xf5D8utXWSvEPHii[/tex],当[tex=9.214x1.214]GX9t8oO1UOwzpbj17MS6peI31p3nLsQG8BiZK9NcGFw=[/tex], 求[tex=7.143x1.357]JfRo9jxd2UPcAnGiQT/zg0UGcqMWR1wMeJf5UNSK9ji+bkSUXEwlNeobXtMXbiYD[/tex]。

    已知[tex=15.286x1.357]pYoo4xR8TCc/syFaQqV2tzV2lWwZ8qkC6HyRGWvPKrc0+11+xf5D8utXWSvEPHii[/tex],当[tex=9.214x1.214]GX9t8oO1UOwzpbj17MS6peI31p3nLsQG8BiZK9NcGFw=[/tex], 求[tex=7.143x1.357]JfRo9jxd2UPcAnGiQT/zg0UGcqMWR1wMeJf5UNSK9ji+bkSUXEwlNeobXtMXbiYD[/tex]。

  • 2022-06-06 问题

    设[tex=15.286x1.357]NZxbU/jOBSLcchzF4zdIrJZqQ48RRpJ+0pCfIz24x2Hant2bvt1woTpF9r2Cn/se3iOlYtzy0k0ha/Pd0pJNNw==[/tex],是实数集上的关系,指出R具有什么性质,并说明理由

    设[tex=15.286x1.357]NZxbU/jOBSLcchzF4zdIrJZqQ48RRpJ+0pCfIz24x2Hant2bvt1woTpF9r2Cn/se3iOlYtzy0k0ha/Pd0pJNNw==[/tex],是实数集上的关系,指出R具有什么性质,并说明理由

  • 2022-05-28 问题

    求沿封闭曲线[tex=7.571x1.429]YXU2vRgdDnB1cEaqV7J5cUwCxnw7gAAb5Lg7Z1p02V0=[/tex] 的速度环量。 (1) [tex=15.286x1.357]6pqiw1jcl6wr4/tuJjritGZ1uYjZkhoK47dyLJbCSJHSVKvQ0ZSSYkSc3fBDkRHUvcpYP6RQhSyCLR4Qm2y3vQ==[/tex] 。其中 [tex=0.786x1.0]b4HkKtHXeHofHX/gJc8Agg==[/tex] 为常数。

    求沿封闭曲线[tex=7.571x1.429]YXU2vRgdDnB1cEaqV7J5cUwCxnw7gAAb5Lg7Z1p02V0=[/tex] 的速度环量。 (1) [tex=15.286x1.357]6pqiw1jcl6wr4/tuJjritGZ1uYjZkhoK47dyLJbCSJHSVKvQ0ZSSYkSc3fBDkRHUvcpYP6RQhSyCLR4Qm2y3vQ==[/tex] 。其中 [tex=0.786x1.0]b4HkKtHXeHofHX/gJc8Agg==[/tex] 为常数。

  • 2022-06-30 问题

    设[tex=17.071x1.5]laEzR1IUAbB3F6co2ymLhcwawHQCmqOismC1Dk/OFVIn9tij/XwfbhzPPlJzpWAPAWi60Vox+h7BRBoTErXEQ8RcBOf6zH6IGsxhjRLbask=[/tex][tex=12.429x1.714]hwQn/2w7Mu7z/sFWKc0CWIzwvvY3YCLdXbmvDALGru9+mkp9NcMeZ/8F1ZFWbgiGVNaNh9nEAHX3YAM1jPU3IqYwVrUzm92LYpij4PbHGJljQOpuaFDinbIuP++z7SZp[/tex][tex=15.286x1.357]Ez2JsBPRhydQCEb9iUCqZPejMJxZvCScrzVWHWyNHUW/lv7SQn4kCj7gzFNP/w1nWBZK6SdGoxhZAFHQoY8rYU/flvJQ3YXfTo4ju/YTpL9uqOL+jkUgB0FHvvBY7k7W[/tex]求[tex=2.5x1.429]Aozx/4t87c5eR2ECdJqD6l7D1oK6XZJ/IQZAvd+tp18=[/tex]

    设[tex=17.071x1.5]laEzR1IUAbB3F6co2ymLhcwawHQCmqOismC1Dk/OFVIn9tij/XwfbhzPPlJzpWAPAWi60Vox+h7BRBoTErXEQ8RcBOf6zH6IGsxhjRLbask=[/tex][tex=12.429x1.714]hwQn/2w7Mu7z/sFWKc0CWIzwvvY3YCLdXbmvDALGru9+mkp9NcMeZ/8F1ZFWbgiGVNaNh9nEAHX3YAM1jPU3IqYwVrUzm92LYpij4PbHGJljQOpuaFDinbIuP++z7SZp[/tex][tex=15.286x1.357]Ez2JsBPRhydQCEb9iUCqZPejMJxZvCScrzVWHWyNHUW/lv7SQn4kCj7gzFNP/w1nWBZK6SdGoxhZAFHQoY8rYU/flvJQ3YXfTo4ju/YTpL9uqOL+jkUgB0FHvvBY7k7W[/tex]求[tex=2.5x1.429]Aozx/4t87c5eR2ECdJqD6l7D1oK6XZJ/IQZAvd+tp18=[/tex]

  • 2022-05-30 问题

    设R是集合A={a,b,c,d,e}上的二元关系,[tex=15.286x1.357]ZGL3KzREn/IOOOckBRdf8am5LWGchC94kkYNerFqPpFvJPRClirlM+NEv+GgY9uYcJVoWpYPYQmxxnR3boB8cdrae0Mxco97/rg8mi5uI8UX58nV/KSsDocOVgiZReDErP7x6UY+N5xo2l5AyrE/Bg==[/tex][tex=20.786x1.357]mZn9KqItxFRmvDIzfUoU1tj42hiquUkoO54P7D3IEJWuOsec/PBSG7VAaSh5Phha83mNlvnOPBw8bZB9PEgph0Ma0LRqtQCMlaTa7t9VeC/7SUAcmW/tlL9k7D4CAnoY0O5EAzgNnY7kDXZsZT8kWOID6jfqzOIK+JCD1o3ppvQG3ntc6JrSrgP7iAfTyKDtvDA5abE8TElyiQgBdoaFulUCeZOrfrS2bhIOacj2+1w=[/tex],验证<A,R>是偏序集,并画出哈斯图。

    设R是集合A={a,b,c,d,e}上的二元关系,[tex=15.286x1.357]ZGL3KzREn/IOOOckBRdf8am5LWGchC94kkYNerFqPpFvJPRClirlM+NEv+GgY9uYcJVoWpYPYQmxxnR3boB8cdrae0Mxco97/rg8mi5uI8UX58nV/KSsDocOVgiZReDErP7x6UY+N5xo2l5AyrE/Bg==[/tex][tex=20.786x1.357]mZn9KqItxFRmvDIzfUoU1tj42hiquUkoO54P7D3IEJWuOsec/PBSG7VAaSh5Phha83mNlvnOPBw8bZB9PEgph0Ma0LRqtQCMlaTa7t9VeC/7SUAcmW/tlL9k7D4CAnoY0O5EAzgNnY7kDXZsZT8kWOID6jfqzOIK+JCD1o3ppvQG3ntc6JrSrgP7iAfTyKDtvDA5abE8TElyiQgBdoaFulUCeZOrfrS2bhIOacj2+1w=[/tex],验证<A,R>是偏序集,并画出哈斯图。

  • 2022-06-30 问题

    设[tex=15.429x1.357]CKlOGn/4oc+CIjd/NrEXYPMrKY7YR6bQnYIT6RHXQTtkhSnIVg0YM+RT9EoYtnIRIBBCDLMZrxexPB7Q92nwqaNObvRfNr6fYoOxxOOB5KeWi8dul/72Aa7meWWDOofJ[/tex][tex=15.286x1.357]w1jiwhN28M7EUOfAKymDSvWjp6tLsrVLtIXWni4H/yqeUDeR7tgFdBDMMUqDi4C8Axoj5KcGYhKgXHI1eMxvFT2yqz8JU0J5G6ZVzZeoKkcA99jh3wF1mYUl6jKO+z7UhchjGZybAgTgnzm/cBb3yQ==[/tex],且[tex=9.0x1.357]CKlOGn/4oc+CIjd/NrEXYPMrKY7YR6bQnYIT6RHXQTub7SnipdUJYMGMtGPDS5DqJ/Mr11NKCm+1NmpWlqOOpQ==[/tex]。证明,如果[tex=30.0x1.357]CKlOGn/4oc+CIjd/NrEXYPMrKY7YR6bQnYIT6RHXQTtZaVO0g6AJVDgZVz9tirIxrXANZ1N7F66XV5ymKSTY8VFNq8H9/9aRjFWO8CF4ueq3kBqAdofeE9+YnzZaPwQxFmJfebIORvJBMC47hDrAFP9fnVIxxOGh2MINi5k61+sLzQM7CsSPQ5syjoyb+o593oXxP00P0RPpEZNZeWR7wevjE8W+alPvRRHHNxhkXhA=[/tex]则[tex=15.357x1.357]vvUfMWB7qhXreignZ7ucHuuF3Eo9DkR508wp+cFQ3Ib//UZiNfe3Fdu2MSfHozk0YGaQO+5BMYnL+LBTAu3JTVzuInnPVyN/THdsdSGWGzc1odjTMsA5roIg5wjj/7oc[/tex]。

    设[tex=15.429x1.357]CKlOGn/4oc+CIjd/NrEXYPMrKY7YR6bQnYIT6RHXQTtkhSnIVg0YM+RT9EoYtnIRIBBCDLMZrxexPB7Q92nwqaNObvRfNr6fYoOxxOOB5KeWi8dul/72Aa7meWWDOofJ[/tex][tex=15.286x1.357]w1jiwhN28M7EUOfAKymDSvWjp6tLsrVLtIXWni4H/yqeUDeR7tgFdBDMMUqDi4C8Axoj5KcGYhKgXHI1eMxvFT2yqz8JU0J5G6ZVzZeoKkcA99jh3wF1mYUl6jKO+z7UhchjGZybAgTgnzm/cBb3yQ==[/tex],且[tex=9.0x1.357]CKlOGn/4oc+CIjd/NrEXYPMrKY7YR6bQnYIT6RHXQTub7SnipdUJYMGMtGPDS5DqJ/Mr11NKCm+1NmpWlqOOpQ==[/tex]。证明,如果[tex=30.0x1.357]CKlOGn/4oc+CIjd/NrEXYPMrKY7YR6bQnYIT6RHXQTtZaVO0g6AJVDgZVz9tirIxrXANZ1N7F66XV5ymKSTY8VFNq8H9/9aRjFWO8CF4ueq3kBqAdofeE9+YnzZaPwQxFmJfebIORvJBMC47hDrAFP9fnVIxxOGh2MINi5k61+sLzQM7CsSPQ5syjoyb+o593oXxP00P0RPpEZNZeWR7wevjE8W+alPvRRHHNxhkXhA=[/tex]则[tex=15.357x1.357]vvUfMWB7qhXreignZ7ucHuuF3Eo9DkR508wp+cFQ3Ib//UZiNfe3Fdu2MSfHozk0YGaQO+5BMYnL+LBTAu3JTVzuInnPVyN/THdsdSGWGzc1odjTMsA5roIg5wjj/7oc[/tex]。

  • 2022-07-26 问题

    设[tex=15.429x1.357]CKlOGn/4oc+CIjd/NrEXYPMrKY7YR6bQnYIT6RHXQTtkhSnIVg0YM+RT9EoYtnIRIBBCDLMZrxexPB7Q92nwqaNObvRfNr6fYoOxxOOB5KeWi8dul/72Aa7meWWDOofJ[/tex][tex=15.286x1.357]w1jiwhN28M7EUOfAKymDSvWjp6tLsrVLtIXWni4H/yqeUDeR7tgFdBDMMUqDi4C8Axoj5KcGYhKgXHI1eMxvFT2yqz8JU0J5G6ZVzZeoKkcA99jh3wF1mYUl6jKO+z7UhchjGZybAgTgnzm/cBb3yQ==[/tex],且[tex=9.0x1.357]CKlOGn/4oc+CIjd/NrEXYPMrKY7YR6bQnYIT6RHXQTub7SnipdUJYMGMtGPDS5DqJ/Mr11NKCm+1NmpWlqOOpQ==[/tex]。证明,如果[tex=30.0x1.357]CKlOGn/4oc+CIjd/NrEXYPMrKY7YR6bQnYIT6RHXQTtZaVO0g6AJVDgZVz9tirIxrXANZ1N7F66XV5ymKSTY8VFNq8H9/9aRjFWO8CF4ueq3kBqAdofeE9+YnzZaPwQxFmJfebIORvJBMC47hDrAFP9fnVIxxOGh2MINi5k61+sLzQM7CsSPQ5syjoyb+o593oXxP00P0RPpEZNZeWR7wevjE8W+alPvRRHHNxhkXhA=[/tex]则[tex=15.357x1.357]vvUfMWB7qhXreignZ7ucHuuF3Eo9DkR508wp+cFQ3Ib//UZiNfe3Fdu2MSfHozk0YGaQO+5BMYnL+LBTAu3JTVzuInnPVyN/THdsdSGWGzc1odjTMsA5roIg5wjj/7oc[/tex]。

    设[tex=15.429x1.357]CKlOGn/4oc+CIjd/NrEXYPMrKY7YR6bQnYIT6RHXQTtkhSnIVg0YM+RT9EoYtnIRIBBCDLMZrxexPB7Q92nwqaNObvRfNr6fYoOxxOOB5KeWi8dul/72Aa7meWWDOofJ[/tex][tex=15.286x1.357]w1jiwhN28M7EUOfAKymDSvWjp6tLsrVLtIXWni4H/yqeUDeR7tgFdBDMMUqDi4C8Axoj5KcGYhKgXHI1eMxvFT2yqz8JU0J5G6ZVzZeoKkcA99jh3wF1mYUl6jKO+z7UhchjGZybAgTgnzm/cBb3yQ==[/tex],且[tex=9.0x1.357]CKlOGn/4oc+CIjd/NrEXYPMrKY7YR6bQnYIT6RHXQTub7SnipdUJYMGMtGPDS5DqJ/Mr11NKCm+1NmpWlqOOpQ==[/tex]。证明,如果[tex=30.0x1.357]CKlOGn/4oc+CIjd/NrEXYPMrKY7YR6bQnYIT6RHXQTtZaVO0g6AJVDgZVz9tirIxrXANZ1N7F66XV5ymKSTY8VFNq8H9/9aRjFWO8CF4ueq3kBqAdofeE9+YnzZaPwQxFmJfebIORvJBMC47hDrAFP9fnVIxxOGh2MINi5k61+sLzQM7CsSPQ5syjoyb+o593oXxP00P0RPpEZNZeWR7wevjE8W+alPvRRHHNxhkXhA=[/tex]则[tex=15.357x1.357]vvUfMWB7qhXreignZ7ucHuuF3Eo9DkR508wp+cFQ3Ib//UZiNfe3Fdu2MSfHozk0YGaQO+5BMYnL+LBTAu3JTVzuInnPVyN/THdsdSGWGzc1odjTMsA5roIg5wjj/7oc[/tex]。

  • 2022-06-30 问题

    下列变量组()是一个闭回路。 A: {x,x,x,x,x,x} B: {x,x,x,x,x} C: {x,x,x,x,x,x} D: {x,x,x,x,x,x}

    下列变量组()是一个闭回路。 A: {x,x,x,x,x,x} B: {x,x,x,x,x} C: {x,x,x,x,x,x} D: {x,x,x,x,x,x}

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