2022-2023学年河南8月联考理科数学试题及答案解析

2022-2023学年河南8月联考理科数学试题及答案解析

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414.ூ-ᫀ௃d15ூ1᪆௃>dᓝ”ÑÒ¢ḄÓ⚗Õ¢T=Q126-dᓝ-=—IC”-35=O,1,2,3,4,5,6.r+1Ù12—3ᔆ=-1,Û1.Ù12—3r=0,1r=4.ᦑÜd1•dᓝ,ÑÒ¢ÝḄÞᦪ⚗d1X-1Xà=—15.15.ூ-ᫀ௃á¥âூ1᪆௃mãäoḄåஹᯖᑖçB0,—c,F?O,c.ᦑê⚪5¡äoᙠEd▲Ḅìᙶ᪗Ac,c,᧕>îï:KL:.ᑣAF|=c,|AF]|=+ᦑ\AF\—\AF\=2tz=(V5'—l)c.2}2_2c__2c_+]ᦑãäoḄò᳛2a(^5~—1)c216.ூ-ᫀ௃872-8^8/2+8_33_ூ1᪆௃᝞÷øAiD,AC᧕>G-AIDKî☢û.஺ABÝEGOÝAᙠý஺ᙊòOAþÿḄᙊ.ABAABᡠᡂḄA,O,EᐳAᙠO,E┵A-BDQḄ$%ᨬ';OᙠA,E$%ᨬᜧ.ᙠRtABOEOB=2,BE=26■ᑣOE=2&\sinNOE13=:.;A,A'ᑮ>☢BCD)ḄBCᑖEFGH.h=A'E-sinZOEB=(OE-OA)•sm^OEB=(272-2)=2^~~2^}O%[gbᨬᜧ]Fc_4dX2>12=ᔩ±g0o,Jooo•••┵A-BDCiḄ$%Ḅi]kFl8qm8,⌹ᓝp.OO17.ூrᫀ௃পv=*w2T„=2"-21-"+lூ|᪆௃w1~n=l2Sz=S|+2,'.,<21=1,a="1-.M1#—=,............................................................2ᑖ2Na\Z~2S,,+I=S“+2,2S“=S“T+2,...................................................4ᑖ2a“+i=a“ᓽa”+i...........................................................6ᑖᦑᦪᑡa“^✌⚗F1F4Ḅᦪᑡᑣ஺“=/7b...................................7ᑖw2ᵫw1H=2"7+....................................................................8ᑖᳮᦪ¡rᫀ¢3⚓wᐳ6⚓

5“1—NVᦑT,,=(l+2+…+2”T)+(1+}+…+------y-=2,'-2|-"+l.12ᑖI----218.ூᫀ௃w1ᶍ2§ூ᪆௃w1¥¦c᝞¨iAEM,©ª•bE,FᑖEPA,PE>ḄEF//AD,«G,MᑖEDF,AEḄ...MG஻EF஻AD,......................................................................................2ᑖ>☢BEF,EFU>☢BEF,.MG//BEF,®ᳮᑖEAE,ABḄ..................................................4ᑖ>☢BEF,EBU>☢஻>☢BEF,19.ூᫀ௃প¯ফᑖ±ᑡ²|᪆;EX=^4JOூ᪆௃w1;ᡭᑖ´µV¶ᫀmា¸⚞ᐜ¶ᫀ[1ᑖF»¼A,ᑣP(A)=G(½)'(?)''=¿b.................................................................3ᑖ(2)ᵫ⚪ÁÂXḄi]F0,1,2,3,4,5,.......................................................................................................4ᑖP(X=0)=(1)=^b....................................................................................................................................5ᑖ9/I\41஺P(X=1)=C[Xx(ᔁ)=Äb.................................................................6ᑖoo4JP(X=2)=QX()½(!):Çb.............................................................7ᑖP(X=3)=CX(È)'X(+)2=¿b.............................................................8ᑖP(X=4)=qx(y)1x(y)2=^b...........................................................................................................9ᑖP(X=5)=(!),=¢........................................................................10ᑖᳮᦪ¡rᫀ¢4⚓wᐳ6⚓

6ᑣÉÊËÌXḄᑖ±ᑡFX01234511040808032P243243243243243243..............................................................................................................................................................................11ᑖᦑEX=OXÍ+1XÎ+2XÎ+3_Ç+4XÏ+5X^=¡...........................12ᑖ20.ூrᫀ௃w1ᓫÑ⌴ÓÔcw1,+8,ᓫÑ⌴Ôcw0,12ᶍூ|᪆௃wlb/wi=lnm-y=......................................................................1ᑖÕ/wH=0,4=1,~0Xlf'wH0ᓫÑ⌴b~Ö1/'10,/w7ᓫÑ⌴Óᦑ×ᦪ/wHḄÔFw0,1,ÓÔFw1,+8b......................................................................................3ᑖ2¥¦cᵫw1ÙÚ;OVziVIVzz.......................................................................................................4ᑖ᪀⌼×ᦪgZ=fwH.f2-H,0VHVl,ᦑ/w.r=rw.r+/72-^9=^+j^="4^~120,.............................................................7ᑖ?2ᦑ/zᙠw0,1ᓫÑ⌴gigl=O,...............................................................................................8ᑖj-,G0,1,^!=/Xi—/2—J-10,«•.•/wÝ=/w12,[/w72—/2m40,ᓽ/wÞß/w2—4.........................................................10ᑖ,•*OJC1VI12,Ö2,2—J?1e1,+8,«,•"àᙠw1,+8ᓫÑ⌴ÓN22má1,ᓽH1+HZ2,¥..............................12ᑖ21.ூrᫀ௃w1â=4£ফᶍூ|᪆௃w1;ãäPwm5,0ḄåF/c=/7+᜛ç=2è?ëÍk2jc2+(k2~2)p.r+^-^-=O,1ᑖὶêkf=w-22ê2-4Xì•ᓃî=422—+1,~å/dïᱥCᑗ,=w,.................2ᑖ±1,.•.ᑗᑮòḄBCóᑗᑮHôḄBCóᑗᑮᯖḄBC,ᑗḄ©äᯖ......................................................................3ᑖ«•••ᑗḄBCF4,...PᑮᯖḄBCF4,2Xg=2,p=2,.••ïᱥCḄ᪗ò¶÷F/=41b....................................................................................................................4ᑖ2¥¦c;Ew4,V,FwZ22Gq,»3“wø4ùú;åZ1:Ö=ûù—1ålzxJC=ky—1,2Iy2=4x,ὶê,ëÍüâm4V1+4=0,=1,AAᑣW2=4,®ᳮ,ù3ý=4.ᦑþ=m,ஹ|=,জ.................................................7ᑖy$ᳮᦪᫀ5⚓ᐳ6⚓

7EHḄ3A"1=1,!—%~y\44᦮ᳮ!g=ᔩ)^,ঝ”+yi0ᳮ1=2342ᓝy3_4___£_48জ9:ঝ!”\=<=4—==*BAᓅ+3yzAA\PA\=\PB\.........................................................................12ᑖ21Or22.ூᫀ௃প/EFr—y—yy=o,IcE^+y=iফL4JLuCr=z+1,ூ᪆௃1IḄRᦪ-/RᦪᓄUVWN—y—0=0,..........2ᑖICḄ᩽ᙶ᪗p2l+3sin*=4,ᓄ᪗ab+4=13........................5ᑖL1+T'22f/ḄRᦪgRᦪ9ᐭ9ᓝ4=1,.............................6ᑖ!13/+4L12=0k"=l..................................................................8ᑖᑣ|PAp|PB|=|121=q...................................................................10ᑖ23.ூᫀ௃1r-2,4s2s—1,3s—2r—11V—2,1ூ᪆௃1/■v=|i+2|ᓝ|s1|=13,—2w4w1,.......................................1ᑖ.2x+1,H?1,জyvீ2{|vீv+5}ᓄ211ீv+5,~!v2,~3...........................2ᑖঝy2gw1{3/5T64I+5}ᓄ347+5,~!H:2,ᦑ247ீ13....................3ᑖঞyx1{3/5H6&H+5}ᓄ21+1gx+5,~!±&4,ᦑ1gx&4.........................4ᑖᡠV/7.᱄+5Ḅ~r-2,4s3.............................................5ᑖ2ᐵ7ḄV/2—2ᙠRឤᡂᓽfAxBi„^tn2+2m,......................6ᑖm3/5H6=|2|+|h-1||1+2—J-+11=3.............................................8ᑖyy+2-140,ᓽ{ᡂ/জ¡¢)£.............................9ᑖ3"/—2m~!,ᦑ¤ᦪ¥Ḅ¦§©1—1,3s...........................................................10ᑖᳮᦪᫀ6⚓ᐳ6⚓

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