Escreva a matriz A = (aij) do tipo 3x4 sabendo que aij = 3i – 2j.
1 answer:
Answer:
![A = \left[\begin{array}{cccc}1&-1&-3&-5\\4&2&0&-2\\7&5&3&1\end{array}\right]](https://tex.z-dn.net/?f=A%20%3D%20%5Cleft%5B%5Cbegin%7Barray%7D%7Bcccc%7D1%26-1%26-3%26-5%5C%5C4%262%260%26-2%5C%5C7%265%263%261%5Cend%7Barray%7D%5Cright%5D)
Step-by-step explanation:
A = (aij)
i representa a linha e j a coluna.
Tipo 3x4
Isto implica que a matriz tem 3 linhas e 4 colunas.
aij = 3i – 2j.
Primeira linha:




Segunda linha:




Terceira linha:




Matriz:
A matriz é dada por:
![A = \left[\begin{array}{cccc}1&-1&-3&-5\\4&2&0&-2\\7&5&3&1\end{array}\right]](https://tex.z-dn.net/?f=A%20%3D%20%5Cleft%5B%5Cbegin%7Barray%7D%7Bcccc%7D1%26-1%26-3%26-5%5C%5C4%262%260%26-2%5C%5C7%265%263%261%5Cend%7Barray%7D%5Cright%5D)
You might be interested in
I believe the answer is 100 minutes.
The answer is 130 degrees
Answer:
1 1/5
Step-by-step explanation:
48/40 = 1 8/40
1 8/40 Simplify to 1 1/5
Hope this helps!
Each kid will get 1 fourth of the pie
It can be arranged in 4989600