举一反三
- 求[tex=6.357x1.357]NovbxKl63Ey/milqTcbe/+c3cnXKvF11++vHVdrqa0A5LKJViX1WjeGSiglrNFIfksxjfPtZUfpTShNwyTzbgQ==[/tex], 其中 [tex=6.643x1.643]Lkd5EsjSFEb3AuAarHjS7mjREl2sH9ecSai+BDci7Kc=[/tex] .求 [tex=1.786x1.357]ofeAbZ2DVRdQ5+bLnf+gIg==[/tex]的值使得 [tex=7.643x1.357]NovbxKl63Ey/milqTcbe/+c3cnXKvF11++vHVdrqa0DY+1xPSAg9C8jLHA1qy4/g9ayFlHgQ4at1fvAfEI6S8Q==[/tex]
- 设 3 阶方阵 [tex=0.786x1.0]b4HkKtHXeHofHX/gJc8Agg==[/tex] 的特征值为 [tex=3.214x1.214]AR2NZJX7MZs0NlT/FTXA5A==[/tex],[tex=5.143x1.357]w/FJJFlwDcaju97v34LrN7GPRQ7jt3za1NBQzRFsFmE=[/tex],求 [tex=2.357x1.0]NovbxKl63Ey/milqTcbe/0+weZrZwV0IV2WDP9e/d4g=[/tex] 及 [tex=4.857x1.357]NovbxKl63Ey/milqTcbe/0yYXMkXxzvjjVJ6MtqOGN0=[/tex] .
- 在下列条件下,对给定点求[tex=2.286x1.0]NovbxKl63Ey/milqTcbe/y6wTapUTd/6d7M7YLwRgRo=[/tex] 的值:[tex=19.929x1.571]pMSK5KuRJ5CBe29DilJCYER4uEtDkLPqq4FVVBEJA1AonaX36kx0sZ9fPCd4Y6Z2kF5b0lqtHTojsSnDGL8fFw2Of9TwrAbqUsaFZzjM1vL0Rp7FALKhdy6Gxg4QwAzlKFsvoJSzmgq1qbVxmo/4jA==[/tex], 求点 [tex=4.643x1.357]l6isMRo/w0mUyOECqqX9eg==[/tex] 处 [tex=2.286x1.0]NovbxKl63Ey/milqTcbe/y6wTapUTd/6d7M7YLwRgRo=[/tex]的值.
- 求满足下列方程的函数[tex=2.286x1.357]0z+Brj3TSZxsxwDxFYDfvA==[/tex][tex=7.643x1.357]NovbxKl63Ey/milqTcbe/+c3cnXKvF11++vHVdrqa0BvdFFAOSP4ahwzeKDNHmfssJujjD/cQjEIR9D+etSGcA==[/tex]
- A 、 B均为n阶方阵,则有 : 未知类型:{'options': ['[tex=11.857x1.357]NovbxKl63Ey/milqTcbe/6j1ynVLnvs61TthlFfdGTtEZvwvQIc+PIcbyMHMkOHCRN/5zNoo4+OsoKWsVFtIAJS3g4aSgk+cwipRUWxLeZw=[/tex]', '[tex=11.143x1.357]NovbxKl63Ey/milqTcbe/6LtkSX7AxvD6+iWPHugkqz28xVkr15VH2nR9qBMlWfwuYcWM7hv2AaaQ944K1sL25Qq0S7pauW/YmcDxocf0RA=[/tex]', '[tex=8.643x1.357]NovbxKl63Ey/milqTcbe/2AA2tkzWfYGK1xgTCJgk8S//rXJuxGqVm5vSIg+nsZBRYRBg2IxpklY6b5HnGEbEQ==[/tex]', '[tex=3.857x1.0]2vsdMb7+BKP822EunIcDYA==[/tex]'], 'type': 102}
内容
- 0
求矢量场[tex=9.214x1.286]Aewrt9ar78udzIUHPflntGRt7u2c9FkxTGDbgy7YN9mEqcp3O7n8IOJuCwRyXdrH[/tex]在点[tex=4.429x1.286]+tqhxR2wEA3bmlNNV1+yWBOEjGoIu5gXPx4lMR8di/k=[/tex]处的散度及旋度 .
- 1
A、B均是n阶方阵,则下列结论成立的是 未知类型:{'options': ['[tex=7.857x1.214]BZxDHlyekZ7MMqWSXw+2ywLdIYPT6ZU9GQft+/sb0q4OrBUt3T7NyXcA7oHYm79p[/tex]且[tex=2.857x1.214]kWwwMnt1BRX+RQ6+DK+OlQ==[/tex]', '[tex=7.5x1.0]NovbxKl63Ey/milqTcbe/+J36WLNVkMSEku3bEiKGf2cLqBWASaTaii1DwDZMcVA[/tex]', '[tex=10.143x1.357]NovbxKl63Ey/milqTcbe/wSV3pQ6zexm5hOTHL7lj7LMpFXqSydiSqFgztnzOS0uf/4zrWqizwPC3R8Ht2OzS95Os5c7UBFiYgiSdZLdhbA=[/tex]或 [tex=3.643x1.0]NovbxKl63Ey/milqTcbe/0bAjKRt0Wrw3sJgfdK9bXk=[/tex]', '[tex=7.143x1.0]z4AlagdvJQtrG/yyHUG3Ogusm+TvWD1yDRaFEDZ6mKvyCbEpj9IwHu/9gFOa2r5v[/tex]'], 'type': 102}
- 2
设[tex=12.5x5.214]No14tepOrgpLFcwU7iwUQez/wjXGt+M4WQUb/+dQXBjj6lSyAuf4gZYVqoO0QJa37XvdOcNTdQsDE3T+3zHKAyF20DxI6YPobcBhswASjMXXqa2sC6MoBqeo90jUgfYAOilSTxxw2v/qReVsAMLrY+1Zj8IHJDB+E/fv5SsVqSU=[/tex] 求 [tex=2.357x1.0]NovbxKl63Ey/milqTcbe/6gEPwoNWDtR2TNscVjbEeY=[/tex] 。[br][/br]
- 3
设 [tex=9.786x1.286]DQ1ZsnXfTUHqv3aeNI8TmtYnGbUL/0+sIYsjPWXY8gvgx6R0cuYt0RtG7mXTbZvLu6NAcQR1sSciIWMyvqLruQ==[/tex]. 令 [tex=2.0x1.214]L13v13gszAHTYXVyhXnbMg==[/tex] 分别为[tex=19.429x7.643]apkvZnpOyWUQAwLC3506svu/wi6+Vf6yufHs2t0U/LSrh/UR0yRmjSDCWbIkiRP5KNj0dZklPPpanqGHBxZxFUke2yxSRM0Le7aQ3x9IDgx2oqCjLeQmJ9I9Lm9FZQ1WrcN8ZLFliV7YbEntpFqEeNpUcj5kCwUcku7rrZhd6wBL1Aql4yV6U060EGb17OYbw4qmpXPgwT1S+bq2Xxvj+gLg79Xtu9OzAY2CGBuSFEPGuNht6ymFtD2ttg3bfXZG/8v7eXiI/MgwKhieqFXTVaxYoXk+3j4luucBI8n4MULK8T67TezHoDNdox2qVCzjtZTPjtIgl2EZZEy9x/2N7w==[/tex],[tex=23.786x7.714]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[/tex].1) 计算 [tex=1.571x1.0]KtUvskt9CnZGjwvAZvfMbg==[/tex].2) 求 [tex=2.357x1.0]NovbxKl63Ey/milqTcbe/0+weZrZwV0IV2WDP9e/d4g=[/tex].3) [tex=9.143x1.214]W+JKlZTCQuMKHwApS0vbt6P88J6iGPqmse/zfvqGaOiRTh3wV751xrP0M0uf4DMSNyBUI4gfEk1UxitcE2tRlw==[/tex] 时,[tex=3.143x1.0]NovbxKl63Ey/milqTcbe/8jdjiYrbSNvYzAkW4iNzpM=[/tex]?
- 4
证明 : [tex=12.929x2.0]NovbxKl63Ey/milqTcbe/78Se5HqptgLFY6Dwee2x+Ovn38XdySCIcJIvCPpHamnHmn9UiWI8+B8LUh37Bl6W3rQfenfN/A2sbmhiTdWwwTsGRTkDRwgVBksiVBuE6gl[/tex].