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Se a[tex] \left[\begin{array}{c}1&-2&3\end{array}\right] [/tex] + b[tex] \left[\begin{array}{c}2&3&-1\end{array}\right] [/tex] + c[tex] \left[\begin{array}{c}3&2&1\end{array}\right] [/tex]
Determine o valor de a, b e c
Se a[tex] \left[\begin{array}{c}1&-2&3\end{array}\right] [/tex] + b[tex] \left[\begin{array}{c}2&3&-1\end{array}\right] [/tex] + c[tex] \left[\begin{array}{c}3&2&1\end{array}\right] [/tex]
Determine o valor de a, b e c
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| a | | 2b | | 3c ||-2a| + | 3b | + | 2c |
| 3a| | -b | | c |
a + 2b + 3c - 2a +3b +2c + 3a - b + c
2a + 4b + 6c ou 2 (a + 2b + 3b)