I/n,dd   1Courier New1Symbol New1Courier New1Courier NewTimes New RomanTimes New Roman1Courier New1Courier New1Courier New1Courier New(BVVV{ d< [p (%U1?(%U1(%U1?{aZ{aZ????@@@@@@033333??@^ߛOw?̌???w@@?@ @@@hwP?@@2??@????????ߨptx|ިU@m?K??#@  1-(xx+yy)xx+yy=1Ȉ2??@ȡE?ȡE?????????ߧ.707.707(x,y) = (.707,.707)Ȉ2??@ȡEȡE?????????¤äĤŤƤǤ̡ݤ-.707.707(x,y) = (-.707,.707)Ȉ2??@ȡEȡE????????DHLPT X \ lޤD!-.707-.707(x,y) = (-.707,-.707)Ȉ2??@ȡE?ȡE????????048<@DH!.707-.707(x,y) = (.707,-.707)Ȉ2??@?V-?????????Ďȏ̐Б$L1.5.866(x,y) = (.5,.866)Ȉ2??@V-????????? tص-.5.866(x,y) = (-.5,.866)Ȉ2??@V-????????x1|234567:L;-.5-.866(x,y) = (-.5,-.866)Ȉ2??@?V-???????? hM.5-.866(x,y) = (.5,-.866)Ȉ2??@V-??????????<@DHLPT.866.5(x,y) = (.866,.5)Ȉ2??@V-?????????t.866-.5(x,y) = (.866,-.5)Ȉ2??@V-????????MNOPQRSLW-.866-.5(x,y) = (-.866,-.5)Ȉ2??@V-?????????tx|¨èĨŨƨ<j-.866.5(x,y) = (-.866,.5)Ȉ2??@?????????jklmn$10(x,y) = (1,0)Ȉ2??@?????????hlptx| #<$01(x,y) = (0,1)Ȉ2??@????????rs t$u(v,w0x{xˤ-10(x,y) = (-1,0)Ȉ2??@????????h6l7p8t9x:|;<{0-1(x,y) = (0,-1)Ȉ2??@ȡEȡEȡE?ȡE????????@ABCDEP|($H;.707.707-.707-.707!seg (.707,.707) to (-.707,-.707)Ȉ2??@ȡEȡEȡE?ȡE???????4<IJKLMNfDgg h,Uʨ-.707.707.707-.707!seg (-.707,.707) to (.707,-.707)Ȉ2??@V-V-????????||}~%ṲH .866.5-.866-.5seg (.866,.5) to (-.866,-.5)Ȉ2??@V-V-????????XXtx|ĕyly-.866.5.866-.5seg (-.866,.5) to (.866,-.5)Ȉ2??@V-?V-???????`dhlptxP(dVXͤ.5.866-.5-.866seg (.5,.866) to (-.5,-.866)Ȉ2??@V-?V-???????V| 0ȍ-.5.866.5-.866seg (-.5,.866) to (.5,-.866)ȈxyzHXT@U@m?K?@@@@@@@@@@@@@@@@@@@@@@@@@@@|unit circle@5$P.{'.ip{<ո? k²?Times New Roman xx+yy=1Ze@P)x9,?|(x,y) = (.707,.707)Ze(%U1?{aZ9dց?Dɤ(x,y) = (-.707,.707)Ze(%U1?{aZX3 ? (x,y) = (-.707,-.707)Ze(%U1?{aZJS?(x,y) = (.707,-.707)9V$P$PZe(%U1?{aZb$4?,(x,y) = (.5,.866)7)Ze(%U1?{aZ˃?Ax(x,y) = (-.5,.866)PhMPPLPZe(%U1?{aZpZ+?w48(x,y) = (-.5,-.866)Ze(%U1?{aZI92?l(x,y) = (.5,-.866)Ze(%U1?{aZ`7h? (x,y) = (.866,.5)Ze(%U1?{aZ1@H<@XePhMPP<@LP (x,y) = (.866,-.5)ˤZe(%U1?{aZȿY!xPU (x,y) = (-.866,-.5)ˤZe(%U1?{aZP1cA#Ǩ (x,y) = (-.866,.5)@ȨZe(%U1?{aZ,|ȨtȨxȨXePhMPPtȨxȨLPTp (x,y) = (1,0),.5)Ze(%U1?{aZ8Ν0k!(x,y) = (0,1)"X",JZe(%U1?{aZ)%hMPPL"P"LPP ! y(x,y) = (-1,0) P?H0Ze(%U1?{aZȃc XzLJyYAXzLz=eP(x,y) = (0,-1)Ze(%U1?{aZ3oqHseg (.707,.707) to (-.707,-.707))Ze(%U1?{aZ]⎃ I@JHYAIXQIseg (-.707,.707) to (.707,-.707)QQQXePZe(%U1?{aZ3oqH wRseg (.866,.5) to (-.866,-.5)07)Xd6$ Ze(%U1?{aZ]⎃Panchors`dottedpsolidcircleseg (-.866,.5) to (.866,-.5)Ze(%U1?{aZp3oqseg (.5,.866) to (-.5,-.866)wZe(%U1?{aZ]⎃pYA <04XePhMPseg (-.5,.866) to (.5,-.866)wZe(%U1?{aZ`3oq,JYA`TXXePMP