Determine o valor de cada determinante:
![\left[\begin{array}{ccc}0&3&0\\-2&3&1\\4&-2&5\end{array}\right]](https://tex.z-dn.net/?f=++%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D0%26amp%3B3%26amp%3B0%5C%5C-2%26amp%3B3%26amp%3B1%5C%5C4%26amp%3B-2%26amp%3B5%5Cend%7Barray%7D%5Cright%5D+ "\left[\begin{array}{ccc}0&3&0\\-2&3&1\\4&-2&5\end{array}\right]")
Soluções para a tarefa
Respondido por
6
| 0 3 0 | 0 3
|-2 3 1 |-2 3
| 4 -2 5 | 4 -2
Det = [(0.3.5) + (3.1.4) + (0.-2.-2)] - [(0.3.4) + (0.1.-2) + (3.-2.5)]
Det = [ 0 + 12 + 0 ] - [ 0 + 0 - 30 ]
Det = 12 + 30
Det = 42 ok
|-2 3 1 |-2 3
| 4 -2 5 | 4 -2
Det = [(0.3.5) + (3.1.4) + (0.-2.-2)] - [(0.3.4) + (0.1.-2) + (3.-2.5)]
Det = [ 0 + 12 + 0 ] - [ 0 + 0 - 30 ]
Det = 12 + 30
Det = 42 ok
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