Page 10 - 高中数学小题狂做·必修第二册·BS
P. 10

! % !
         ! ! ! !
                       #/ ›(4tDœ* *                                 %/ ›$t ( ž'* *

                       '/ 0tDœ* (                                 */ 0tDœ* *
                                        #
                   *! !"#$[\ " # $ *Ÿ d ( "'‘[\" ’d¡G# !+ " + $ "¢£¤¥" # # $ .
                                                                                                         &
                        #
                      "#!+ $ ¦*‘[\" ƒ                                                                      #     $
                                                                                                            !!
                                                                               #
                                  #
                       #/ [\ "# $ *@A3)'@A[\                        %/ [\ &# $ *@A3+'@A[\
                                                                                         $
                                 #
                                                                         #$
                                                                                 #$
                       '/ [\ "# $ 'D‹§¨c# ) " , $ ©2                */ &$ + &+ + &      # $
                                                                                         +
                   3! 45&" '(&")# *%$)!
                   +! ª«¬­¬®"¯Ÿ0c' " °ª«¬±²³«´" ƒx{|'µ¶u" c' ·¸¹º
                       !!!! @AB# ») #* ¼) ½#*$ !


                                                                                                        #
                                                                   #
                                                                                           #$
                           #
                  !$! ° "# $ 'Ÿ ¾3 ( " ©¿À'# " Á# " #3+ $ .!                     (   " ’ " , .( " ƒ " +,+) $ .
                                                                               "# $
                                                                                 #
                       !!!!!
                  !!! CDNÂ'ÃÄkÅd( " ) ÆGDŽ…wl" kÅYÈwlF"
                       ɏÊË̀Í'³)Î| * " + Ïc" {Ð'FG3, (.(0 "
                       |+ c" Ñ{| , +.(0›0¸ÒYÎ| + c" kÅds+0Ó
                       ”Î|Ô256 'µ¶" ƒkÅ'kl@A-.!!!! 0!

                                                                  "
                                                                                                 # $# $"
                  !%! I[\ "# $ 'Ÿ ¾3( " ’©¿À# ( # +'(Á# "# (3 # + .(,, "# ( "# + ƒM
                                                                                         $
                                  #
                                                                                #
                       ZÕÖ0Ÿ™š'* !!!!! # »×Ø$
                           #
                       ! "# $ *Ù[\%
                           #
                       " "# $ *@A[\%
                                                                       #
                       # ÚdÛ\. " ©¿À#'( " Á# "#3( $ . . "# $%
                                                           #
                                                            # $
                       $ ©¿À/'( " Úd# ,'( " ÜÝ "# , . /!
                   6! 78&" 789:;<=/>?@A! BACDEFGHI! '(&!%)# *!%)!
                                   #
                                                                                                            #"'
                                                                         #"'
                                                                                                  +
                  !#! I[\ "# $ *@A3-'@A[\" ’“#' ,+ F" # # $ . # #!( $" “#' +-
                                                                                  "
                       F"# # $ .+ #!-!
                          "
                                #
                       # ( $ Þ "+,+) $ ']%
                                    #
                       # + $ Þ[\ "# $ d¡G& +,+, " +,+- ' "'ßàá!


















                                                                                                       #
                                                                                 #
                                             #
                                                       #
                                                               #
                   IŸ ¾3 ('[\ "# $ âã "# $ . "+! # $"# # $ 3 " )! # $ ., " ƒ[\ " # $ '0t
                                                                       "
                   @A* !!!!!
   5   6   7   8   9   10   11   12   13   14   15