1. is Column Matrix ?
`[[1],[2],[3]]`
Solution:
A matrix, in which there is only 1 column and any number of rows, is called a column matrix.
There is only 1 column, So `A` is a column matrix
2. is Column Matrix ?
`[[1,2,3],[4,5,6],[7,8,9]]`
Solution:
A matrix, in which there is only 1 column and any number of rows, is called a column matrix.
| `A` | = | | `1` | `2` | `3` | | | `4` | `5` | `6` | | | `7` | `8` | `9` | |
|
There are 3 columns, So `A` is not a column matrix
This material is intended as a summary. Use your textbook for detail explanation.
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