Page 37 - 高中数学小题狂做·选择性必修第一册·RA
P. 37

# # "  # # "  # # "  # # "
                                                           #
         !#! ‰Š‹ ! " ! #°% ðw2;'2*(*8(8;' #                 "   ! "     # # "     # # "  # # "  # # "  # # "
                                                                    # #
                                                           ## !( "  " #*)#$ #! <h#* !  * $"' " #*(## !  #*
                        # #
           ! " #  # "  ! "      ! "   # # "  ! "   # # "
                                  # #
             # #
                                              # #
         ) *$( *8( 8#') *$)8*(               " 8*( *# # '
                                                                                              # #
                                                                                                      # #
                                                                     # #
           &           "        &          "                # # "  ! "    # # "  # # "  # # "  ! " "  ! "
                                                                             #
                                                           + ## !( " " #*)#$ , '#* * ## !(  " #* )  " #* *
         ! "    ! "    ! "      # # "  !   !    !
                  # #
           # #
                         # #
           *#) *$) 8* ! <h 2;' ! ) # ) $ !
                                                                        # #
                                                                #
                                                                                     ##
                                                                             #
         "      &      "              "    &    "          # # " # " "  ! " #  "   ! " #  # "
                                                                                        *
                                                           #$( ## ! ( #* * ## !) ## ! #$'"(&'-!
                                                                      "
                                                                                   "
         " " #RS% ¡@! ‰l ;< ! 92! ðw                                      # # "  # # "  # #   # # "  # "
                                                                                                    #
                                                                                      " "
                                                           '!67! ¡ @!" ## ! (#8(#$ # ' " ## ! (# ! 8 ! (
         ; ! < þ™-#8 ! *8 %MT! <h
                                                                                                    # #
                                                                                        # #
                                                                                                      "
                                                                                              #
                                                                                                "
                                                                                              #
                                                                          # #
                                                                                         "
                                                           #
                                                           #
                                                             " " ##
                                                               #
                                                                           " "
                                                                    " "
                                                           8 ! * ! ' #* ! '$ #$ ! Â 6§j$ # ! * *" # ! $ !)# ! # # '
                        *2 #9     !
         ;< , #* ! oðw     '    '   ! <
                                                                  "
                                                                                   ##
                                                                                          "
                                                                                                       "
                                                                 # #
                                                                                    "
                                                           # #
                                                                                                     # #
                                                                                         # #
                                                            "
                       2$ 9$      $                        # ! * * #$ !'% !  7 §j$ #8 ! •# ! $%nG- 8 ! *•
         h 92,#*! <h 92,;< ! N 9 !                         # # "            # # "  # # "             # # "
                                                           8 ! #nG%óG! T8 ! *• 8 ! #%nGw-%. ! Â#8 ! •
         2 ! < ! ; KTUV!                                   # # "                                     # # "
                                                # # "      # ! $%nGw!"%. !  8 ñ$ §5”%”`w $ #$ $ *
         + ŒTU,‰Š‹ ! °%" ! #v@až• $*IJY                  # # " # # "
                                        # #
                                            # #
                              # #
                                  #
                         # " " #     " " "        # # "    $ ## ! $$ #8 $ ! Â 5 ñ! 0,a:! 6 ! 7§j!
                         #
                                       !
                              !
         5#»Z%#$´ $ ! * ! #8 ! # ! 8 ! #9 ! 98! • #8»ª
                 # # "
         %#$´ $*!
                                         ## "  # # "  # # "
         " " #@A78#$ó6¯‘6až $ ! 9'$ ! $($#(
                   #
                                         #
             #
         # # " # "  # "  # # "  # # " # "  # "  # # "  # # "
                                   #
         #9 ! $ ! 9'$ ! # !(# ! #(#9 ! $ ! 9'$ ! 8 !(8 ! 8(89
         " çôƒÂ^# !
                                                            ^…†‡ FHI;<,JKLHM-.%
              !"#$" ! %&'(/0(1-.
                                                           -.6% NOPQ! RS;<! TU();<,JKVWXF!
                            "
                                        "
         !!5 ! " " ! ) # #* ! '" ! ) # * ! '" $ ! $) $ ! $$ # $ 23/!"%.'  YZ[\;<JK,]^! _F! ! # ! `TUab23/ & ! ! # ' '
                        !                                  ! ! #
         "9&)"9#9 ) " # '!$!                               $ ! $$ # $ F23/ & ! ! # '! cdeV& ! ! # ' !
                        "
                   # # "  # # "  # # "  # # "  # # " " # # " " # #  -.f% ! gh@ijklmF,n+o&pqHI;<" r
                                                    " "
         "!8 ! ðw "*'"#(#$( $* ! <h "* '"# (#$ (
         # #    # # "  # # "                               o&,-;;<# ! " n+o&msK,?@ABC;<JK
         " "
         $* (" #$ * $*'$-($-($-("9$-23/-%.'!&&! <h
          # # "                                            ?@! $ TUD<EF;<JK,tuvwK,xy!
         $ "* $ '!"!                                                  # # "  # # "  # # "
                                                                                   !
                                                                            !
                                                           (!675 ! í #$' & #*' ' #8' ( ! v‚a: $ & $ '
          ŠKŽ 7893 $ ! $ ' ! :;<,=>?@ABC;<                                                           # # "
                                "
                              颚
                                                                          !!
                                                           $ ' $ ' $ ( $ ' / ! Y &'(F€#$ÇÇnGõw-%.! %:'
         D<E,?@FG!
                                                                        # #
                                                                                     # #
                                                           # # " ## "  ! "   # # "  ! "   !
                                                                                                     #!
                                                                                             '
         #!7 ! “8& ! ! # ' '% 0 ! , # ! ô! , #³´#$! ! #Z#  #:) #%'   " " #*(#8 # ) #$'    "  " ( ( ) & <h
                                                                                   "
         U&;Ä#U&ÇÜ>J! âº! , #{!& ! ! # ' '%H # !           # # " # # "  !             !
                                                                                                       "
                                                                                                        #
                                                           %: * #$'    " ( ( ) & #* '   "* ( ( * ) & '
                                                                        '
                                                                                                  &
                                                                                  &
                                                                                         ' &
         ðr! , # 0 0& ! ! # ' '%! Â- ! , # / --& ! ! # ' '% / %’4ƒ   "                "
                                                           !   "         "         "           # # "  # # "
         LþÔM!                                               " /23/-%.( /23/-%.)/ # '% ! < h%:'#$ ! â
                                                           "
                                                    #
               # # " # # "  # # " # # "  # # " # # "  # # " # "
                                                                                                        # #
                                                                                                         "
         $!7 ! $* * $8' " #*) #$ #*" #8) #$ # ' #* * #8)   %:' #$! ZyaR %:' *8 ! Â 6 ! 7§j! í#$ #:
         # # " # # " # # " # # " # # " " # # " "  # # " # # "
         #* * #$) #$ * #8( #$ ' #$ * % ! ZyaR *$ * *8*       # # "             ## "  ! "    # # "  !
                                                                                       # #
                                                                                                     '
           # # "  # # "                                    •%* %nGw # ! ðw#:'       " " #*(#8 # ' " " ( ( #!
         % ! 8$ * 8**%! <h 1 $*8 %[€ÆGõwûG! Â
                                                           # # " # # "  # # "  !      # # "  # # "  !
                                                                                 !
         1 $*8 -ûGFGA!                                     %*' #*)#%' ' ) & <h#: *%*'              " ( ( #*
                                                                                                   '
                                                   #
                         #
               # # " # # " # "  # # " ## " # # "  # # " # "                   "                  "
                                                      #
                            !
         %!6! #" =' #$( $" = N #$ * #" =' #$ *" #$( $" = '
                                                            ' ) # ' "
                                                                             !
                                                                                           !
                                                                                *
                                                                                                       / )
                                                                          "
         # # " " # # "  # # "             # # "  # # "     "   ! &    !  ' ) ' & ( ( * ) ( *   & # ' ! " "
                                                                                       '
         #$ ( #$ * $" = Ÿ: #$'$" = <h#$ * $" ='% ! N           "      "      "             "        "
                                     !
                       !
              #
         # # " # " # # " " # # "  ## "
                                                                                                     # #
                                                                                            "
                                                                                                      "
                                                   '
         #$ * #" =' #$ ( #$ * $" ='!(%'!! Âö81 $ ''        ! "         "       ! "         /  ! oðw $ #: $ '
                                                             /23/-%.( /23/-%.) /23/-%. '
              #
         # # " # "                                         "                   "        # "
                 !
         #$ * #" == '! ! " ! $ !2! * 3 M\÷%€_w!!
                                                            # # "  颚 $    # # " # # "  # # "  # # "   颚 $
         &!6! 67øù%Œ'+a: #$'#* ! ## !'#$ ! $ %* $ ' / ! <h #: * %* ' $ #: $ * $ %* $ 23/ # ' / 9
                                                                                                      "
                                                                  "
                                                   #
                                      # #
                      # # "  # # "  # # " "  # # "  !# "
                                     !
                                                                       "
         ## !' #* ! ðw#* !'#*(## ! $"'$$ !(       $ ! * !' 颚 $        /             "          # # " # "
                                                                                                    #
                                                 "           / 923/ # '  ! <h23/ # '  ! <h#$ #:• %*%n
                                                           "          "             $
                                                       * ! ! *
   32   33   34   35   36   37   38   39   40   41   42