2.5 向量的应用（练案二）-2020年高中同步教与学数学(苏教版必修4)

书书书 !"# ! $ % & ' !!" ! !"#$% ! # &' " " !"# # ! $%&'()*+,-./0123 !! !"# " ! # " " # $%# $ ! ! " % # &'(#) & ! #$ " #% #" *# ! # " % # +,#&-.) !!!! ! $! / # "&' &0# " ! & " & #" & ! % " ! #" ' ! ' " " #" *12 ( &34 ) !!!! ! %! 56789:; "&') < " !" ")(! " "&($ " '=> &)($! ? '=> "' &@ ! " !"# ! ! %&456./7$ )! ABCDEF7GH %&* =&IGJ8 " KLMN " OPQR STKUHV " CWXYTZ[&\]) )& ^ $ _ " *C&J 8\`ab !!!! ! "! cdef '&* =&ghiAjkl " meghT&in) !$+ " *onb !!!! ! ! pq+ &,!+ # '! ArsE )-. $ / &\]tuvFwIGf !$&* &IGx8 " !"yFw\b $-. $ / " *z{槡%/"|s}~x�b!!! ! ! 0! d��[ * % + R�A������V " W�A�� " ��&� ���b ! " ( ! ) " % #" ! + ( ! $ " !& # ! ! ! # �����[ + �'�[ * &�� ! & ! $ # �� ! W ! * IGT&�Z ! " !"# $ ! 89:;</<= 1! !" " ! $ " ! #% & ! % " $ #% ' ! #! " ) #" * # "&' &;�) !!! ! ! 2! W # "&' < " � $%% &'(" " $%% '"(# " $%% "&($ " � " ' #(# ' $($ ' " " * # "&' &;�) !!!! ! !&! !"��G� $%% "& v $%% "' ! �� $%% "& & $%% "& & 3 $%% "' & $%% "' # & ' $%% &'(& � $%% "& & $%% "& & ' $%% "' & $%% "' & ( ! $ " * # "&' &;�b !!!! ! !!! W # "&' < " � $%% "& ' $%% &'3 & $%% "& & $ (& " * # "&' &;�) !!!! ! " >?# # ! %&4(@,-./7$ !$! !" $%% ,"( ! - " !$ #" $%% ,&( ! ) " " #" $%% ,'( ! !& " - #" � " % & % ' �# �>* -  % !!!! ! !%! / , ! & " & #" " ! ! " & #" & ! & " ! #" # $ )>¡ "& T&A�¢# " $%% "$( ! $%% "& " � $%% ,$ ' $%% "& ' $%% $" ' $%% $& " *}£ ! &¤¥¦§) !!!! ! !)! 7Y¨ " ! $ " ! #" & ! ! " $ #" , b34,# " $%% ,$( ! $%% ,"3 $%% .,& " ! " . ( % � ! 3.(! " * $ #&©ªI�) !!!!!!!!! !! ! !"! E,# , « " ! ) " $ # bd�0#¬ ­K=�=; ,"& " ) ,&"(2&* " ?# & &34«G� $%% "&! " >?# ! ! %&4*+,-./7$ !'! ®�HY9�¯° ( ! �>¡ "'("&3&' " *G� $%% "'( $%% "&3 $%% &' & " �G� $%% "'( $%% "&3 $%% &' " *>¡ "'("&3&' & # �G� $%% "& v $%% &' �> " *>¡ "'("&3&' & $ �G� $%% "& v $%% &' ±G�> " * & $%% "&3 $%% &' & ("&3&'! ²<Dq&¯°³ !!!! ! ! ´Tµ³Dq¯°&¶· # !0! W9:; "&') < " $%% "& ' $%% &'(& " � $%% "&( $%% )' " *9:; "&/ ') ) !!!! ! ' ! ' !" !!! #$ !!!!!!!!!!!!!!!!!!!!!!! %&'()*+ ! ,- " . # /0 !1! 56µ¸ " W # "&' < " ) "(2&* " W "& % &' T��¬DI ; "&)0 % &'1(