[질문] 하이레벨8가P103정답

p102-104/2개,{(2,5)},72 x=3 y=1,x=10,-2 y=7,-1,x=5 y=-3,x=2 y=3/2,a=2 b=2,5,2,27/8,-1,5,10,-2,a=-4 b=-2 c=9,a=3 b=3,x=1km y=2km,24회,5,865,30m/s,140g