Matematika B - 2014. ljeto, 9.

$\{\begin{array}{l}x+2y=6y=-x^2\end{array}\backslash left\backslash \{\backslash begin\{array\}\{l\}x+2\; y=6\; \backslash \; y=-x^\{2\}\backslash end\{array\}\backslash right.$

$\{\begin{array}{l}x+2y=-6y=-x^2\end{array}\backslash left\backslash \{\backslash begin\{array\}\{l\}x+2\; y=-6\; \backslash \; y=-x^\{2\}\backslash end\{array\}\backslash right.$

$\{\begin{array}{l}x+2y=6y=x^2\end{array}\backslash left\backslash \{\backslash begin\{array\}\{l\}x+2\; y=6\; \backslash \; y=x^\{2\}\backslash end\{array\}\backslash right.$

$\{\begin{array}{l}x+2y=-6y=x^2\end{array}\backslash left\backslash \{\backslash begin\{array\}\{l\}x+2\; y=-6\; \backslash \; y=x^\{2\}\backslash end\{array\}\backslash right.$