I ,dd   1Courier NewSymbol New1Courier New1Courier NewTimes New RomanTimes New Roman1Courier New1Courier New1Courier New1Courier New0:Q<0:Q<0:Q<0:Q<}d<_ p {qrCQ??@ϛT[^cؓ@@???@@@@@@033333??@^ߛOw?̌???{H:@ HTT@@?@ @@@ P]?@@2??@RQ@????????RQ@lptx|P$-13.98(x,y) = (-1,3.98)PP2??@@????????@lupvtwxx|yz{$-13(x,y) = (-1,3)PPd2??h!@$$$fffffff@???????fffffff@~釚? !"%D8::t-t+3-(x,y) = (t,-t+3); -1.000000 <= t <= 4.450000PPd2??h!@$$$zGz?@???????@~釚?|}~ d&8&HQ',Q-t 3/4(-t+3)^24(x,y) = (-t,3/4(-t+3)^2); 1.035000 <= t <= 4.250000PPxyzJXT@@@@@@@@@@@@@@@@@@@@@@@@@@@@ H H H(x,y) = (-1,3.98) P~Zl6@,#-}1@(x,y) = (-1,3)7)P~Zl6@,#7}?\(x,y) = (t,-t+3); -1.000000 <= t <= 4.450000~Zl6|ؓ@MZO%h 0?(x,y) = (-t,3/4(-t+3)^2); 1.035000 <= t <= 4.250000~Zl6|ؓ@MZOn*疿?