Page 9 - 高中数学小题狂做·必修第二册·BS
P. 9

! ! !
                                                                                                              !
                                                                                                              !
                                                                                                              !
                                                                                                              !
                                          !"#         !   $%&'

                                                "! !    !"#$

                                             !"#$! !         %&'(

                                                                               !"#$! !" %& ! '( #$$
             """"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""#
           !!   !"#$                                                                               #
             ! !"#$! !"" %&'!"                                                                     #
             #
           !! "#$%&" '(&")# *#$)!
           !! !"#$%&'()*+,-'" ./01

               2345# 6$ ,&" 789:+;<=>4
               ?()@AB,-! CD3045,&'(

               )EFG'@A,-D" HIJ,&(),
               -'@A*                                  #     $
                                                       !!
               #!$!$!                %!&!

               '!()!                 *!+,!
           %! KLMDNOP'QR" ST+,+(U+,+-VW'XY*                                                        #     $
                                                                                                    !!


                                        !!!        !!!!          !!!!         !!!!
                                                #             %            '            *

                                     #
           #! MZ[\/" [\] "# $ E# ',-^@AB,-'*                                                       #     $
                                                                                                    !!
                                                                ( " # 3#_\"
                                                               %
                            " "# $ .+ %
                                             #
               ! "# $ . # %    #      #  # "# $ .( %     #
                   #
                                                     $ "# $ . $
                                                                , " # 3`_\!
                                                               &
               #/ !"                                        %/ #
               '/ #$                                        */ !"#$
           &! abcdefghc$ ijkl" Cmnopq" Hrstkluv@Awl! xefg
               hyzoF" {|,!$0}~€g‚" ƒJ„…wl'@AH†*                                                  #     $
                                                                                                    !!
                                         -                      (                      -
               #/+0                  %/ 0                   '/ 0                   */ 0
                                         )                      +                      +
           "! ‡ˆ‰Š'wl*0t@AP‹" .@A31,‰‡! Pd‰ŠŒŽd+c‚" ƒ(,,‰

               ‡‰ŠŽd                                                                              #     $
                                                                                                    !!
               #/2c‚                 %/(,c‚                 '/((c‚                 */(+c‚

                                                                         #
                                                                                         &"'
                                                               #
                                    #
           '! !"#$I[\ "# $ 3 ("'‘[\" ’ " ! # $ . " +3 # $" “#' ,( F"# # $ .
                                                                                                  "
                # %   " ƒ "+,+, $ 3 "+,+- $ ']3                                                    #     $
                                      #
                            #
              + 3 #                                                                                 !!
                   +
                     -                                          -
               #/!                   %/,                    '/                     */(
                     +                                          +
           +! ,#$%&" '(&")# *!$)! -)$./0%)# 1$2/0$)!
                                             "
                                                    "
           )! # ( ) * ”&+,t" •+t ( -t ) )t * –Z!
                    " "
                                                                 (()))****(()))****
               ((MZ—˜™š'*                                                                          #     $
                                                                                                    !!
   4   5   6   7   8   9   10   11   12   13   14