I7w&+=,dd +(I)  1Courier NewSymbol New1Courier New1Courier NewTimes New RomanTimes New Roman1Courier New1Courier New1Courier New1Courier NewX5VX5VX5VX5V8?/ <```@@@?~~~~~ԱޱޱԱ޿޿ph (((Pdd}d<_ p {2 @p= ףp@gffffff@@Q@?*k ??@@@@@@033333??@^ߛOw?̌???98Ic@: V@@?@ @@@7uo.q9?.w?@?@?@@dddddddddddddddddddddddddddddddddddddddd d2??GzG@$$$GzG@???????GzG@yw?P&1:P HO S tcos(t)0(x,y) = (t,cos(t)); -4.000000 <= t <= 16.80000016.660;16.66PPd2??(\(@$$$(\(@???????(\(@yw?$%&'()*((x,y) = (t,3cos(.5(t-(pi/3)))+5); -8.400000 <= t <= 16.660000 16.66000pi/3;16.66000d2??*k (\(@$$$*k (\(@???????(\(@yw? +,-./01X(1p1|::$JT-t3cos(.5(-t-(pi/3)))+5>(x,y) = (-t,3cos(.5(-t-(pi/3)))+5); 8.200000 <= t <= 8.4000008.26 -pi/3;8.262???$$$@@@??????-f7g7h7i7j7k78,1(VTA1\V,B1-205205seg (-20,5) to (20,5)2??@$$$*k ?@????????*k ?@8m1Xs7@1 ػxDpi/38pi/4tyzJXT@@@@@@@@@@@@@@@@@@@@@@@@@@@@ԭ#: ԭ#: ԭ#: (x,y) = (t,cos(t)); 0 <= t <= 16.66 16.660000z@V@1Courier New m7(x,y) = (-t,cos(t)); 0 <= t <= 8.26= 4.230000z3333333@X,1Courier New Xn7(x,y) = (t,3cos(.5(t-(pi/3)))+5); pi/3 <= t <= 16.660006000z@fffffff^JZ@1Courier New o7(x,y) = (-t,3cos(.5(-t-(pi/3)))+5); -pi/3 <= t <= 8.266000z@fffffffE?yy?1Courier New o7seg (-20,5) to (20,5)z3333333@?$1Courier New 1(x,y) = (pi/3,8)Tdu1'{Z̚ޥy@Tt%1Courier New @@@h!@