Determine 2A +3B, sendo |1 0|
................................................ |5 2|
.................................................|-1 3|
e B = | -1 4|
.......... | 2 1|
.......... | 0 -1|
Respostas
respondido por:
2
É ruim de montar as matrizes aqui mais vo tentar.
A=
| 1 0|
|5 2|
|-1 3|
2A=
|2 0|
|10 4|
|-2 6|
B=
|-1 4|
|2 1|
|0 -1|
3B=
|-3 12|
|6 3|
|0 -3|
2A+3B =
|-1 12|
|16 7|
|-2 3|
Espero ter ajudado!
A=
| 1 0|
|5 2|
|-1 3|
2A=
|2 0|
|10 4|
|-2 6|
B=
|-1 4|
|2 1|
|0 -1|
3B=
|-3 12|
|6 3|
|0 -3|
2A+3B =
|-1 12|
|16 7|
|-2 3|
Espero ter ajudado!
respondido por:
1
Considere a s matrizes
![A = \left[\begin{array}{ccc}1&0\\5&2\\-1&3\end{array}\right], B= \left[\begin{array}{ccc}-1&4\\2&1\\0&-1\end{array}\right]](https://tex.z-dn.net/?f=+A+%3D++%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D1%26amp%3B0%5C%5C5%26amp%3B2%5C%5C-1%26amp%3B3%5Cend%7Barray%7D%5Cright%5D%2C+B%3D++%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D-1%26amp%3B4%5C%5C2%26amp%3B1%5C%5C0%26amp%3B-1%5Cend%7Barray%7D%5Cright%5D+ "A = \left[\begin{array}{ccc}1&0\\5&2\\-1&3\end{array}\right], B= \left[\begin{array}{ccc}-1&4\\2&1\\0&-1\end{array}\right]")
Determine a matriz M = 2A + 2B
![M=2 \left[\begin{array}{ccc}1&0\\5&2\\-1&3\end{array}\right] +3 \left[\begin{array}{ccc}-1&4\\2&1\\0&-1\end{array}\right] \\ \\ \\ M= \left[\begin{array}{ccc}2&0\\10&4\\-2&6\end{array}\right] + \left[\begin{array}{ccc}-3&12\\6&3\\0&-3\end{array}\right] \\ \\ \\ M= \left[\begin{array}{ccc}-1&12\\16&7\\-2&3\end{array}\right]](https://tex.z-dn.net/?f=+M%3D2+%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D1%26amp%3B0%5C%5C5%26amp%3B2%5C%5C-1%26amp%3B3%5Cend%7Barray%7D%5Cright%5D+%2B3++%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D-1%26amp%3B4%5C%5C2%26amp%3B1%5C%5C0%26amp%3B-1%5Cend%7Barray%7D%5Cright%5D++%5C%5C++%5C%5C++%5C%5C+M%3D++%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D2%26amp%3B0%5C%5C10%26amp%3B4%5C%5C-2%26amp%3B6%5Cend%7Barray%7D%5Cright%5D+%2B++%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D-3%26amp%3B12%5C%5C6%26amp%3B3%5C%5C0%26amp%3B-3%5Cend%7Barray%7D%5Cright%5D++%5C%5C++%5C%5C++%5C%5C+M%3D++%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D-1%26amp%3B12%5C%5C16%26amp%3B7%5C%5C-2%26amp%3B3%5Cend%7Barray%7D%5Cright%5D+ "M=2 \left[\begin{array}{ccc}1&0\\5&2\\-1&3\end{array}\right] +3 \left[\begin{array}{ccc}-1&4\\2&1\\0&-1\end{array}\right] \\ \\ \\ M= \left[\begin{array}{ccc}2&0\\10&4\\-2&6\end{array}\right] + \left[\begin{array}{ccc}-3&12\\6&3\\0&-3\end{array}\right] \\ \\ \\ M= \left[\begin{array}{ccc}-1&12\\16&7\\-2&3\end{array}\right]")
Determine a matriz M = 2A + 2B
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