I4=k,dd   1Courier NewSymbol New1Courier New1Courier NewTimes New RomanTimes New Roman1Courier New1Courier New1Courier New1Courier New0:Q<0:Q<0:Q<0:Q<}d< p {@@3333333????@@@@@@033333??@^ߛOw?̌???sH:@f#H\j\j@@?@ @@@??ꔿ?@@2??h!@$$$@???????Gz@(+7?@t<l-t0*(x,y) = (-t,0); 0.000000 <= t <= 4.5000001P1P2??h!@$$$@???????)\(\@(+7?8<@DHLP4`< h t0)(x,y) = (t,0); 0.000000 <= t <= 4.5000002???$$$@????????@IJȳ̴,h20pi/4(x,y) = (2,0)2???$$$????????TX\`dhl-10pi/4(x,y) = (-1,0)d2??h!@$$$3333333????????3333333?h?еԶطܸ0 (Tt0*(x,y) = (t,0); -0.875000 <= t <= 1.900000xyzJXT@@@@@@@@@@@@@@@@@@@@@@@@@@@@ H H H(x,y) = (-t,0); 0.000000 <= t <= 4.400000]ڕ@3333333^ڕ]?(x,y) = (t,0); 0.000000 <= t <= 4.5000000]ڕ@3333333| ?(x,y) = (2,0)]ڕ@3333333| ?\(x,y) = (-1,0),D]ڕ@3333333^ڕ]?(x,y) = (t,0); 0.000000 <= t <= 4.100000` `e]ڕ@3333333 #5LD?`TM` )`P ````.|(