7.1.1 有序数对-2020-2021学年七年级下册初一数学【领航课堂】人教版

!" !#.3"" ! Q-RS E4 TUVW XYZW[\ !a\ 2" "i]Jæ\ " #� " $ä\ " %a\ " 'ä\ " (� " )'\ " *j³\ " ]^B$W_K !'),"'+,$'-"%'? - & "& 槡'? 2 "''+,('+,)'(, *'*,!+'*,!!'),!"'),!$'),!%'(,!&'+,!''* !(' ¤ % Î× 槡 槡05# 4 - 5# 4- 0 - ' !)' ¤ % Î× 0# 4/ 4% 5& 0#&' `ab9$cK !'+,"'+,$'+,%'),&'),''5&"('(,)'+,*'& !+'2"!!'- !"' ¤ % Î× 0& 5& 5# 槡- 5 & $ 5 & - 槡0& 5& 5- 4 & 5 & - 05 9 - 槡4 & ' !$. ¤ %##$ `\»] #" ( 2 - 0 &/ -2 " 56� " ( 20? / 2 & #-$ Þ³ " ( #25#$ - 0 . % " 56� " ( 25# 0? - & " 20# ? - & " y 20 2 & á # & . +n- " 2op7qrs 9'#" 2op7qrs 9'#'#" tufv !'(,"'+,$'*,%'),&'(,''(,('#/"9$ ")'*, *'(,!+'#$"/$"!!')IICD !"'##$#-".$"#2"#$"#2".$ #-$ ¤ % vf9Bh;+¥¦ ' !$' ¤ %##$ z ) w * ¥L9Bh/FD\H #2"#$ *¦ " 9 pFD\H9^#3\9*¦* " ^$3\9*¦ T " ¥>2nxñ9Bh'�]y #-"-$" z #-".$" « #/"2$" { #3"&$& #-$ Å( ) y * 9O=9p ") y * )#¦9>O9B h°F & 3 " 9*¦] ##".$"#."&$"#."#$' !% 槡' -- "#%"/$ 9'#'-" 2op7qrs !'+,"'*,$'2"& %' ¤ % ;+ %##$!#$"&$& #-$"# 5-"$$& #&$## 5-"-$. &'(,''*,('+,)'+,*'(,!+'),!!'+,!"'*, !$'+,!%'),!&' $ ,!''-"!('# 5."#$ !)' ¤ % ;+¥¦ ' å¨X9¶ ' ·78i]Jæ\ " L$ ' 4:;9C6 'Rd ' ¤|9XF #." 5.$"#-" 5-$"# 5#"#$ K ' !*' ¤ %##$: X (#-74."75#$ L 2 Öd " ;75# 0$" ¤( 70#" ;-74. 0- <# 4. 0/" ; X ( 978] #/"$$& #-$: X (#-74."75#$ 9·78¶78g &" ;75# 5#-74.$ 0&" ¤( 7053" ;-74. 0- <# 53$ 4. 05#-" 75# 053 5# 05%" ; X ( 978] # 5#-" 5%$& #&$: X (#-74."75#$ L1X !#-" 5.$ ¼V 8 Ö 6T9ORd " ;-74. 0-" ¤( 705#. ;75# 05# 5# 05-" ; X ( 978] #-" 5-$. "+. ¤ %##$ AÉ96MOC78`;+¥¦ . +}}978] "# 5-" 5-$& #-$ ¹ð}9Bh # ;+¥¦ . BC9($ !"# - "# 5�] 2""# 5d9;] . + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + " $$ !"#$%& !! !K# " (LMNOPQ 4$%" (LMNOPQ 4$%$%" >?@A """ !""!"# $% '() %" *B$7 !$ � 1 L 5 R³5$9¡[S ! Çȳ " ' # ($"1!5# )$"5!1# *$1!5 . 5!1 '$"1!5# . "5!1# "$ !1ÃG9¡[S-2378-) " * # ($"1!&# ( "&!1# øù-}~E� )$" /!5# ( " 5!/# øù-}~564� *$"1! 6&# ( " 6&!1# )øù4�}~-¬$ 9¡[S '$"2!2# ( "2!2# øù¬$4�-}~ '() &" *B$7-�� #( !1[»4Ò86âû}~-) " ) # ($%2 ï & w )$ 20g? *$ �ãì %. w '$ 2p %%