2021-2022学年山东省青岛市九年级上册数学期中模拟试卷（五）

《2021-2022学年山东省青岛市九年级上册数学期中模拟试卷（五）》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

2021-2022ḕ☘ᦪᔁஹ⌱⌱ᐳ10⚪ᐳ30ᑖ1•.ᙠ%ZC=90°>BC=a,AC=b,&3a=4b,ᑣNZḄ)ᦪ*A.53.48°B.53.13°C.53.13'D.53.48'2.ᐵ,xḄᐗ./01a-5
x2-^-1=0ᨵ3ᦪ᪷%ᑣa56AalB.a>l&aW5C.&஺K5D.aN53.8ᑡ:;Ḅ<জ>ᩩ@AᨵBCDEFGḄ⚣᳛ঝᙠKLḄᩩ@8>/ᦪMN%OMᨵPQRᑮTḄUVW%XᔜZᡠRḄWAᨵ•\KLঞ᝞_`abḄcdᑖeᙳᒴ%hijklmnoᦪFGḄpBᙳqটjks`cdᑖeᙳᒴḄKLḄtu%FG“snw☢”ஹ“snz☢”ஹ“wz”ḄpBKL.AজঝB.@@C.ঞটD.জঞ4.᝞{<|}~VᵨᵯᩭdEᜋ)Ḅ{.oPᜐḄ☢%ᐝoAF☢zlᑮᜋCDḄ⚔Cᜐ%AB1BD,CDLBD,&R/8=6%BP=9%20=15%hiᜋḄ)<A.6B.8C.10D.155.~./ᦪy=x-3
2-4{Ḅ¡*¢/,¥oᵨᙠ¢/%ᑣo஻Ḅᙶ᪗PQ<ுA.1,0
B.3,0
C.-3,0
D.0,-4
6.᝞{%*ªUVₚ¬Ḅ)%ᙠₚ¬Ḅ®⌱\n¯᪗oP,ᙠ°®±oQ²S,³oP,Q,Sᙠᩩ¢%&¢PS´¬ᚖ¢%ᙠ¶oS&´PSᚖ¢Ḅ¢a⌱·〉¹ḄoT,PT´¶oQ&´PSᚖ¢Ḅ¢bḄºo*R,᝞_QS=60m,ST=120m,QR=80m,ᑣₚ¬Ḅ)PQ*»1⚓/½4⚓

1C.60mD.180m7.ᐗ./01f-2x+3=0᪷ḄÄÅ<A.Aᨵ3ᦪ᪷B.Øᨵn3ᦪ᪷C.ᨵsnKqḄ3ᦪ᪷D.ᨵsnAᨵKqḄ3ᦪ᪷8.zÉÊᦪ᜛=&Í0Ḅ{ÎÏ<XA.<¡{Ð%ÑAᨵ<{ÐB.<{Ð%ÑAᨵ<¡{ÐC.Ò<¡{Ð%Ó<{ÐD.ÒAᨵ<¡{Ð%ÙAᨵ<{Ð9.᝞{%D,EᑖÜ£1Ḅ☢<2,ᑣãÝÐBCEDḄ☢ä<2125A.4B.8C.—D.2210.8ᑡᐵ,xḄᐗ./01ᨵ3ᦪ᪷Ḅ

2Ḅ,-Ḅᙶ᪗.ᑏ0ᐸ2Ḅ345.13.ᐵ8xḄ3ᐗ:;0?33<-1=0Ḅ=>?ᨵABḄCᦪ᪷Eᙠ-1G0HI.?ᨵᒹK-1G0,ᑣaḄMNP$14.QᱥS=ᦋ-3U+1ᐵ8x4WḄQᱥḄ᪆YZ______.15.\]%ᦪ᜛=._—lx""2$abc%ᦪᑣmḄNZ.16.=>AdefḄbNghAdb.17.i]ᐵ8xḄ3ᐗ:;3+j+k=஺ᨵ=>?ᨵABḄCᦪ᪷ᑣkḄMNP$18.P$mḄnoᑖᒘAP>BP,ᑣ3=.AP--------eஹs⚪.ᐳ6⚪vᐳ36ᑖ519.wX"X2$3ᐗ:;U23%31=0Ḅ=᪷?ᨵyX/+X22ḄN.20.ᵫ8{|?ᨵ}~3⍝ᦪ⚪ᡂ“᝞,ᙠA/IBC2N4=30஺AC=4y/3,yḄ”.~"᪗sᫀ28=10.ᔲ~ᑖḄᑁ$22.᝞,3⁂¢£¤ᙠZᙢ£¦§ᑮ8ᙢ¢ᢣᢵ«ញ]ᙠᢣᢵᓅ¯°60஺ᔣḄCᙢᨵ3⁂²⍗◅⌕y¶·ᦗ¹.ºCᙢ»8ᓅ¯°30஺ᔣ/ᙢ»88ᙢᓅ¯°75஺ᔣᨴஹ8=ᙢHIḄ½¾Z16¢¿.y4ஹC=ᙢHIḄ½¾..{ᶇ᪷Á5'3⚓/*4⚓

323.ᙠÂfᙶ᪗Ã☢ᑁ஺Zᙶ᪗Å:;%ᦪy=x2+(/c-5)x-(k+4)Ḅ,-x8/(X1,0)ஹB(.X2!0),Ë(xi+1)(ᑘ+1)=-8.y:;%ᦪ᪆Y.24.᝞,ÏZ8CDḄ/8=30,Ó8020.(1)᝞,(1)wÔÏN8CDÖᕜᨵÓZ1ḄØÙÚ,2ᡠᡂḄ=>ÏN5C஺4᜛C7TAdᔩàᳮᵫv(2)᝞,(2),xZâã,2Ḅ=>Ï/BCQAd25.æçᢇéᖪëì├3îç᝞ïᓟñòᑭ10ᐗïᜩõ0500ᓟñ.ìöëé÷,ᙠøùú?ᨵḄûüýwïᓟñþú1ᐗÿ
20ᓟ.(1)ᖪ⌕ᜩᑭ6000ᐗ⌕ᑮ"#ᓟ$%&'ᐗ((2))ᖪᓫ+,-./01ᓟ2345%&'ᐗ67ᖪ8ᑭ9'(:4⚓/>4⚓