(2)[4_1_T438,aC_\T_/9,b:\ncd+a,?eTP5E\rA:fg.\r(1)h&i\rj60,\r$ki'(1)lTm:llm0noX;pl^q;\r<`(2)_T/BC90aC_\TP4D,b:\ncd+r0ls\r:Wt0nolluv0nowxyzv{|}0?T:~0?P~\r:?eT.\r$%&'(5I)CDHAB,4BU`a4BEF,8TEvaluationWarning:ThedocumentwascreatedwithSpire.PDFfor.NET.\r,-C9//T/BEF,\r2CCuTPDC,TPOCPlT/BEFnEE,\rSTCD"EF,2E+QPC:;<0E_U:;pl0\r_+_9:;<`\r(2)*+PZ_LT488,,-02*+“D'CO,R4c/Z>=/0,-\rtanZCFD==y/2\rT49,*NCED+9_\T_n9,b:0FD05\rCD=2,.-.FD=420noPD=2^2,PA=2,\rCDuv0-+x,y,z\n wxMN,p:yz\rv{|}`\rA(0,0,0),S(2,0,0),P(0,0,2),C(2,2,0),K(1,1,1).9\r=(-1,1,1),=(2,0,0),=(-2,0,2),\r9\rmEBE=0(-x+y+z=0\rT:~+=(xj0z),,-)=°=0,y=l,\r/=(0,1,-1),\rn-BE=0]-a+b+c=0\rTPBE:~+"=3)0,-)[0_=01-2"+2C=0,”1,\r/+=0,0,1),\rIII,5:)eTPBE/+,\rcos0=A\r+0,/2,e=60"\rF\rE