Page 78 - 数学·基础模块·下册
P. 78

%&'



                                                     ! 8

                      !" 67-/I !!!!!!!!!!!!!!!! "
                      #" JK;<-/ !!! -#              !!! -#      !!! -5LM"

                      $" NO;<-"$PQORS"JKT$ % UN !!!!                                 #EV

                          !!!!      #WX !!!!" &
                      %" Y-/012345;<-":Z[5/%&-\"

















                                                    ! '+("

                                                     "8

                      !" 867-5]^_`abPc05de"0fg$hi58-
                          de/ !!!!         "JKj(0f8?#?H#?@#?klm

                          nop4567-58^q !!!!! "
                      #" rstu8^867-v"

                          ' $ (wx0y "# "z{89 $ " " & |N}5$# " # " &#|"
                                                                                 %
                                                            %
                                                      )
                               ~ " $#"# % #,!!!! " $#"#&#,!!!! "
                          ' # (867-v"ab=>-\.V€O $ |l& |5‚

                               ƒ„…†"V€O % |5‚"U‡†$ˆ‰5 !!!!"
                      $" rstu8^89YŠ‹VŒ5;Ž\567-"








                                                    ! ''("



            !% !0123 ! 42567
           ! ! !
   73   74   75   76   77   78   79   80   81   82   83