Page 20 - 高中数学小题狂做·必修第一册RA·提优版

*" !! ()*+
!
! !,-./0 5, !123!
!
!"!! ! /onpcdexyz>Et<! " ,"
#$%&! "#'( !! )*+$40
!! " &#&) µ C = û 0 1 2 3 | – ü 4 # ! " # " )# % " G # *) " a b

"
&
% $ # +& % ( $ # +& % '&#&& "
&"
&
$ %œU‚¡)$# )1 '" ™4C$ (& $2 #( )1 1a8í®©m
&
"
& $ ) +& % ( $ ) +& % '&#&& " R¤izœ`!Ñ
¤" &'( C)Jº*+ $ % œAž!
!!
*!• – Š! L š
* & * & A•–R—˜`8í
,!+ -!+ .! /!
" 0 " 0 ¦§zœ% œi—˜
`8íšh`Ÿýš
"! " &#&):#ýÅ9T01q1í=># !"uƳ * *1 $ + $ œab A$ ^ˆ"~e›`
&
& ( & 4 *(
# ) &
R¤izœ$ ú^^•
" # ( ) $ *+ # % '#)94E'(# " )£1¤" &E($ )Jq*= $ % á`ñò#ü"ý`
!!
ÃúÖ×'™¯°$ Ÿ
* )
,! -!* .! /!& $œy¡`1a8í
& &
®©m$ ‘^—˜`
&
#! " &#&&µ¶þV9T0129# %xuƳ$ ( $ '(& % $(& '2 #1¤)‚¡ 8Öm¢h`'™¯
°! " nop%! q* $ 2
56$ " £abuƳ& $+* 2 #1¤" &'(' )l*mn+ $ %
!!
A#
! * # ! * # &!h ä ' œ Š$
,! ' '.+ & -! ' '2+ & 'œÔ˜h$ ‡›š
h`Ÿý%àI( '1
! * # ! * #
.! ' '1+ & /! ' '4+ & @ " $ # R¤`lÎw
xe'1 @ " $ # $ '.
97<
&
$! " &#&#,Ib¸09‚<0129# !"+& 2 #2 & " uƳ$ ( $ #+" % $( @ " $ # R¤`lÎw
xe'. @ " $ # ( '1
9:;
"+& # 1 #G1¤" &$ )l*mn= !!!!!
@ " $ # zœ`lÎwx
&
&! " &#&)³µ³I @&0129Ê># %uƳ$ #$() %$ $ + ) % #œ‚¡$1 # e ' 1@ " $ # $ ' .
2
9:;
@ " $ # zœ`lÎwx
G1¤" &# $ ) (* % )Jº*= !!!!!
e'. @ " $ #
97<! " no
'! " &#&#Äåæç1901=># z$2 *{" F( %' $ (" $(1)*Ç=> " G p%! q& $ 2 $ 1A#
&
)!@ a ä ß Š$
z $# >{" uƳ$ ( +$(1 4 " $ G1¤" &'(+)l*mn= $ % †Ÿ !ýe›`ä
&
!!
–‚÷@a$ †& !
,! ! + ' + 4 "+&颚 1 # -! ! + ' + 2+* #
ýe›`ä–'‚˜
!
.! ! + ' + 2 "+&颚 1 # /!++.+ )) # h! " nop%! q" $ 4
2
A#
&
*! " &#&&,IÑK1901=># !"# 1 ) " %CU$ )uƳ #$ (& $( ) 4 #œ
&
&
"
&
U5§'($ G1¤" Hvw'($ # xy#$ #(& $ #( ) '#1¤" & # ( ) )J
# + )
q*= !!!!!
,! " &#&#ÿµNï¿À9T01ðT>5# ±²F( %' #$ ( )$( ; $ #* # % )
&
œ¥I= % I" J÷$ # " # %"$ * " * % ^_" ‡Gz+* 2 $2 * " +& 2'2 &{"
%2
&
C+& 'C (*G1¤" &'( C)l*mn+ !!!!!!!!!