举一反三
- 判断下列矩阵是否可逆，若可逆，利用伴随矩阵求其逆矩阵.[tex=4.929x2.786]jcCMHflCR8OS9TosV6N5vN91Uvo65Oeiu64FmnuVZgGKZNtf2cU2zF7NSJAh4BC4GPBAO0Nc9rNaesdv/jN9dA==[/tex]
- 判断下列矩阵是否可逆，若可逆，利用伴随矩阵求其逆矩阵.[tex=6.143x3.5]075gCzZzsMRb6HYXYk9X919j7TNOX98jRvEZbZYqy5804Zn6FN5rV1yWw65FxoUfwZnng/N+arHqUyoF07N+xwXS4dZhGYDIDo8zX4GU34s=[/tex]
- 判断下列矩阵是否可逆，若可逆，利用伴随矩阵求其逆矩阵.[tex=7.857x3.929]075gCzZzsMRb6HYXYk9X9/9RgFi+jPqFLx2vxFS9n70p1HQcMDbXaRolLDQuN7uP9Gc42fwXPaR70hlVVHTp3A7L+B5z5me3Vtu/iKMxTrZPslmM5TxtxCWlDHesAO4l[/tex]
- 判断下列矩阵是否可逆，若可逆则求其逆矩阵.[tex=6.143x3.5]jcCMHflCR8OS9TosV6N5vPAdpRpt90FnWfGRnax74yj1pIWGFrlsA1FV6sUWB3pQvUlSTyBKLgqlehf1rlco41FLM9aTotOKaxEjDL7131M=[/tex]
- 判断下列矩阵是否可逆，如可逆，求其逆矩阵。[tex=11.0x2.786]075gCzZzsMRb6HYXYk9X99kndfbJ3U3QeBg7vJXXA4luJy1yxxuTOQvqIyyBqshL428ndH8tvuv6vlDeTXQOOFfaeSkA1nbcvv6TQcRSyyg=[/tex].
内容
- 0
判断下列矩阵是否可逆，如可逆，求其逆矩阵。[tex=4.5x2.786]075gCzZzsMRb6HYXYk9X98Bx4qQzofsBY7t5M5pA9ow/DwgrOlomrVRh8j9NWxyHY0RdbrnwlRwGPwO7KsmEaA==[/tex].
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利用矩阵的初等行变换判断矩阵[tex=6.929x3.643]jyVOORWehIbTNQvvtYroWiaOMwdJo4gCObVLQU3iW9nq0RfRZWR8+z1wuV8oulDbMCsAxdLhLBvhXC0Zn8O9NtpdjrbcA/z1d++AbmXg+2P9HJOTVAEYdf4sy5On9nCx[/tex]是否可逆；如可逆，求其逆矩阵。
- 2
利用矩阵的初等行变换判断矩阵[tex=7.643x3.643]jyVOORWehIbTNQvvtYroWtJ8CQLQibo8XMPtKpFG2JfoDz+bv+MP3yEEsEQOL1nn8AtYZGlQY9OA0snupwTwRKOi4qknka5KGQcIc2/RCBFJDZ/Q3T7opCYZ8SywniO+[/tex]是否可逆；如可逆，求其逆矩阵。
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判断下列矩阵是否可逆，若可逆，求它的逆矩阵：[tex=4.929x2.786]jcCMHflCR8OS9TosV6N5vMkHTRHzWo810v8QRVT0g3iIrbBisQQHPhUbdUi+Iuw9MsuA8FTpmhnzNyhIPdVfEw==[/tex]
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判断方阵[tex=7.857x3.929]jyVOORWehIbTNQvvtYroWgTynZhgbBwHsJeKm7Qp9JX+s3P69lyESSeK6nZqmoRisGfJPelS4ze2UlOdBKwqBxxSNzyAU+wnA6uyOL7vqIuB5oc5gXvK0RSIlMetEjlY[/tex]是否可逆，可逆时，求其逆矩阵。