L6=∠I-69+I=ts+S+I=9I-87+t=S-LS+tS838=8+27-00| =8-7+9S=8+6I-S6C_1l=C_2+OH+C a_(11)=7+[1+8z =8t+I-9=∠-SI+∠IS_2=+9+91-57 =S++8-06=07-S9+=I-S+t=(-9^2+99 I+-9S65=1-1+6I=9+7-00I=S9+6t-69π=0≤-...