第三章 变量之间的关系 综合能力过关测试-2020版【学考A+卷】七年级下册初一数学同步复习与测试(北师大版)

! 1,!!! ! P’��������� %!&!%;�&""$"#/""0#/"(",(&! "!)!%;�&&’-./#*",/(012%)’-./!#(",/ (034%+’-./#(",/(012%-’##" 5"## 678 90"6:;<",/(012!,()! #!+ 4!+!%;�&!"#$"##$ !%4# %$" #& " /,##$*$%%*# "%$"&/ % "# "%0#$"&0*"=>"%0#/1""&0*/,"?@%/""&/%! (!)!%;�&-./#"0"#0#0"/#"0##0"",()! *!)!%;�&9#%/""#&/#":#%0&/#%3#&/"3#/*!, ()! 1!- ,!-!%;�&&!#0%#!#!%#’"/!#"!%#"/#4!"#"0%! .!) %$!-!%;�&!"04#"!!"0%#"/!*"0%(#!62"#! %%!"4!%;�&!""#"/"4! %"!!%#4 %#!!"#4$*!%;�&A#BCD&!%/""%/#"=>EFG H0.IJ7!*#"$#$%## "$#/!"#4$*! %4!(!%;�&##!"#0$#!"#!#!$#/*#"0##$!"#"0"#$ /4#"0(#$"K#/%"$/%( L"-./4#"0(#$/43%"0 (3%3%(/40%/(! %(!% %*!"(0("4’0%$"#’"0%$""’#0("’40’( %1!U&"%#6D/4#"!%!"#0%#"##!"# /4#"!%!##"!#0" /#"!#0%! ""#6D/#"!%0##!#"/##!%$:#/"�Ì5$6D/ #3"!%/(! %,!U&"%#!%*""’"((""#"""!#("##"#0(("4#!##"$"0(#$!$! %.!U&"#!"$#"!"#!$#"#0$#!"$" /#"!4#$04$"!"#"!$"#!"$" /!4#$0#$" /!$"4#!#$#! 94#/#$$:6D/$! "$!U&"#"0%#0,#"#"!##0&# /#4!###0&#"0%##!#%#"0%&#0,#"!"4#0,& /#40"%!####0"&!#%0,##"0"%&!"4##0,&! ��O5$%!#/$$&!#%0,/$$ U5%/#$&/%$ :6D/"4%"04%&0&"!4%"0&"!*&#5"!"&# /"4%&0"&"!*&#5"!"&# /!"%!&0# /!4! "%!U&��O5$6�hD(","4’!4"#0"""#5%""/%*" #’! ,""04"! ²�$%#&’("%*"#’!,""04"#5 %""/#"" "’! %*"0,! ""!U&"%#I#E»¼XY#ef(""!’#"62"(I$E»¼ XY#ef("""!"’#62"! ""#\<""!’#"!"""!"’#/""!""’0’"!""0""’/’"" $$²�""!’#"""""!"’#$zI##ef¿2$2’"62"! P3��������� %!)!"!) #!)!%;�&9#%/"*7"#,-/5#%7MNO" :#,-//#%/"*7" P9#,-/5#"QR" :#"/.$7!#,-//.$7!"*7/*47! ,()! 4!+!%;�&&’90STU1VIWX"2 S1YWX":C> Z0C[TU\T]1"34"6;#B%)’90 STU1V IWX"2S1YWX":C>Z2C[TU1I\U"34" 6;#B%+’̂ _02 6:‘a02$1",12"b;#B% -’92S1YWX":C>Z2C[TU51\T"34"6 ;#B!,(+! (!) *!+!%;�&#%c#"7TU1# cTU14 deIfUgOh I8ijO%#%c#(67fUgOIk/’d%#%c## 7TU1% cTU1" lTU1# =mdeI8ijO"noQ p"qFTUrs%##c#(7MNO"6:tuvwFT U7xrs! 1!)!%;�&yzOr$UI{|}~#*+, I��"�yz (FTUrs"j1O��)C@#*/#*+,! ,!-!%;�&yz�D���v{"%’"�yzrsUI�� }?! .!+ %$!&!%;�&yz#B"C@)4 r$#+)*" 9)*%+,":#+0#+)*/%,$7" 9#)+,/%4$":#+)*/4$7" 9)4 r$#+)*":#4)*/"$7" :#)4+/"$7!,(&! %%!4,7!%;�&#!IRO/.$7!#!/.$7!4"7/4,7! %"!4$7!%;�&�S#)-+/#*-,/4$7!MNO��#"P� S-)r$#+-."=>#)-./#)-+/4$7! %#!(!%;�&A#BD"TU+,