Odpowiedzi

2009-10-30T08:31:35+01:00
A)x=2 to y=3 x=8 to y=5 x=18 to y=7 b)x=-3 to y=3 x=-12 to y=6 x=-27 to y=9 c)x=1 to y=-3 x=-3 to y=1 x=3 to y=-1