uklad-rownan-displaystyle-begincases-2x-y2-xmy1-endcases-ma-nieskonczenie-wiele

$m=-1$m=-1

$m=1$m=1

$\displaystyle m= \frac{1}{2}$\displaystyle m= \frac{1}{2}

$\displaystyle m=- \frac{1}{2}$\displaystyle m=- \frac{1}{2}