Question

Os valores de x,y,z e t para que

3*$\left[\begin{array}{ccc}x&y&\\z&t&\\\end{array}\right]$ = $\left[\begin{array}{ccc}x&6&\\-1&2t&\\\end{array}\right]$ + $\left[\begin{array}{ccc}4&x+y&\\z+t&3&\\\end{array}\right]$

são:

Answer 1

 a resposta correta é 2,4,1,3