Transcript
  • : ?

  • :,,. ? ?

  • 1.: (P71)2. 3.: l,l =P,P4.l,a,laa

  • b,bm:AB

  • .1: (P73) .. 1. :.:,aAC,aBC,:aAB.:aAC,aBC,ACBC=C. aABC.ABABC,aAB.:

  • 2.,:l ,PA,PBB,AQlQ,:BQl .BQl lBPQ lPQ lPAQ

  • 1.ABCD,AB=AD,CB=CD,:ACBDBD,AECE2.,PAO,ABO,C,?:PBC?

  • 1: (P73)

  • 73 1()


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