第2章 圆锥曲线与方程-高二数学【高分密码】高考奥赛自主招生知识思维能力对接

!"#$%&' !"! !! ===>?:3!))>85 ! " " ! *+,-./0 "!! ! 1 ! * !! ! () " � ) 1 " �� ! ��� ) + / (( ! j / (( ! " # * / # (! ) ! � ~ "(@ !,(槡 #( / (( ! " # #+ , / # !0 (! - . / ! �~ "(@+ !* ( # 槡 !0! ;% 2 -0 2 ( 2 +, 2 ! <%A# !,(槡 #(!) !* ( # 槡 !0! 7 $ !,( # % (#+ !* ( # $ % !0 ! �~ ((@ !0 !% ! <) + / (@ !0 !% ! � ) 1 / �� ! ��� ) + "(( ! j "(( ! " # * / # (! ) ! �~ / (@ ( #槡 *!( "(( ! " # #+ , / # !0 (! - . / ! �~ / (@' !* ( # 槡 #+! ;% 2 -0 2 ( 2 +, 2 ! <% , # ( #槡 *!(6 !* ( # 槡 #+!�~((@ #+ #! ! <) + "(@ #+ #! ! � ) Y� " ! / � ¡� ! ��� ) + / (1",( $ 1 ) ) % ! ¢ / (1",( ! " # * / # (! ) ! ~ " # * $ 1",( % # (! ! $ !*1 # % " # *#1("*( # *!() ( ¢ / (1",( ! " # #+ , / # !0 (! - . / ! ~ " # #+ , 1 # " # ,#1(",( # !0 (! ! ! #+ , 1 # $ % !0 " # , 1( 6 ", ( # !0 *!() ! o $ !0,#+1 # % " # ,+)1(",#+( # *'))()! � - $ " - ! / - %! 0 $ " 0 ! / 0 %! + $ " + ! / + %! , $ " , ! / , %! j " - ," 0 # ( " + ," , # !< 1( !*1 # ( *#+1( !0,#+1 # ! � (() � ! " - ," 0 (" + ," , () ! " - " 0 ( *! !*1 # ! " + " , ( *')) !0,#+1 # ! ¢ % 2 -0 2 ( 2 +, 2 ! ~ % 2 " - *" 0 2 ( 2 " + *" , 2 ! o 7 $ " - ," 0 % # *%0" - " 0 ( $ " + ," , % # *'" + " , ! <*%0 , *! !*1 # (*' , *')) !0,#+1 # ! 7 !*1 # ( ')) !0,#+1 # ! 0#+1 # (#+0 ! 1(@ !0 #+ ! <) + / (@ !0 #+ "! � ( ) ) � ! q� 1 ) ) � ! ! !*1 # ( *#+ !0,#+1 # $ *#+( !0 ! £� ! ¤¥ ! �� ) '¦§2 / (@ !0 !% ! "(@ #+ #! ! / (@ !0 #+ "! #! ! () "$ & % ;. # ($ # *% # ! <. # ('( # ! � ; 23 344 ! , 23 344 # () ! < 23 ! 5 23 # ! < 2 23 ! 2 # , 2 23 # 2 # ( $ #. % # (!0( # ! ¢¨©')e ! �� 2 23 ! 2 , 2 23 # 2 (#$(#槡0(! $ 2 23 ! 2 , 2 23 # 2 % # (!0( # ,6(#'( # ! vw~ ( # (! ! . # ('( # (' ! .(# ! <3 ! $ *# ! ) %! 3 # $ # ! ) % ! $ ' % ª« 43 # ! 3 # 5 ! ¬­® #!!6! \¯ ! ­® #!!6! ;5 2°± ! <3 # 5 5 45! � ; 3 ! $ *# ! ) %! 3 # $ # ! ) %! ¢²� 2 43 ! 2 (槡#2452! o 2 43 ! 2 # (# 2 45 2 # ! \] 2 43 ! 2 # (# $ 2 43 # 2 # *! % ! � 4 $ " ! / %! j $ ",# % # , / # (# &$ "*# % # , / # *! '! o $ "* 0 % # , / # (%' $ � " # , / # *!#",#() % ! ¤¥\³ ! \� 4 ±´µ¦§2 $ "*0 % # , / # (%'! %! ! () "$ & %