proste-o-rownaniach-yleft4m1rightx-19-oraz-yleft5m-4rightx20-sa-rownolegle-gdy

$m=5$m=5

$\displaystyle m=- \frac{1}{4}$\displaystyle m=- \frac{1}{4}

$\displaystyle m= \frac{5}{4}$\displaystyle m= \frac{5}{4}

$m=-5$m=-5