Řešení soustavy rovnic
Řeš v ℝ × ℝ × ℝ soustavy rovnic:
2 x\ –\ y + z = 9
y + 2 z = 3
\large 4 z = 8
\large K = \left \{ {\left[ {2;- 1;2} \right] } \right \}
\large K = \left \{ {\left[ {3;- 1;1} \right] } \right \}
\large K = \left \{ {\left[ {3;0;2} \right] } \right \}
\large K = \left \{ {\left[ {3;- 1;2} \right] } \right \}