线性代数,证明一一映射
LetTbethelineartransformationwhosestandardmatrixisgiven.DecideifTisaone-to-onemapping...
Let T be the linear transformation whose standard matrix is given. Decide if T is a one-to-one mapping and if T maps R^3 onto R^3. Justify your answer.
T:
| 1 1 1 |
| 4 1 2 |
| 1 3 1 | 展开
T:
| 1 1 1 |
| 4 1 2 |
| 1 3 1 | 展开
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