一个四阶行列式的证明
|x-100||0x-10||00x-1||a0a1a2a3|=a3x^3+a2x^2+a1x+a0想了半天也木有想出来.....求证明~~~~~~~请尽快解答,谢谢~...
| x -1 0 0 |
| 0 x -1 0 |
| 0 0 x -1 |
| a0 a1 a2 a3 |
=a3x^3+a2x^2+a1x+a0
想了半天也木有想出来.....求证明~~~~~~~
请尽快解答,谢谢~ 展开
| 0 x -1 0 |
| 0 0 x -1 |
| a0 a1 a2 a3 |
=a3x^3+a2x^2+a1x+a0
想了半天也木有想出来.....求证明~~~~~~~
请尽快解答,谢谢~ 展开
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