2022届安徽省阜阳市高三（最后冲刺）数学试卷含解析

《2022届安徽省阜阳市高三（最后冲刺）数学试卷含解析》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。

2021-2022ὃᦪᔁ⚗1.ᔁὃḄஹὃᑏᙠ⚪ᓱ"஺2.$⌱&⚪'⌱()*⚪ᫀ,ᵨ./0⚪ᓱ"12⚪3Ḅᫀ᪗56᝞◤ᦋ:ᵨ;<=>?,@⌱5ᐸBᫀ᪗஺$C⌱&⚪'ᫀᑏᙠ⚪ᓱ"ᑏᙠDᔁ"Eᦔ஺3.ὃGH,DᔁI⚪ᓱJKL$஺Jஹ⌱&⚪D⚪ᐳ12*⚪)*⚪5ᑖᐳ60ᑖ஺ᙠ)*⚪O(ḄPQ⌱⚗RSᨵJ⚗UVᔠ⚪3⌕YḄ஺1.Z[\]ᦪᑡqḄᔜ⚗ᙳabᦪcᐸ஻⚗IS“e4aᵨ=4"(஻eN*),ᑣS5=()A.30B.3172C.155/2D.62,>111’>2.Z[\gᦪᑡ4ḄhgiajkJJJ᪀ᡂnḄ\gᦪᑡS“a4,Ḅ஻⚗Iepᙠ“qrS“=0,^Z1ci3ᑣ71=()A.10B.11C.12D.133.᝞tᙠ\ῪvwABC஺RAB//DC,AB=2DC=2AD=2,NZMB=60஺EaABḄRxyzASECᑖ{|}>ஹECᔣ"ᢚqAஹ8ᔠaxᑣ┵fߟOCEḄ᜜ᳫḄU().\/6„V6A.——ᐔB.——TC84(32C.-71D.—71234.ḄRRᑖᵱrḄᦪ᦮ᳮrᑮ᝞⚣᳛ᑖ£¤¥t:᪷⚣᳛ᑖ£¤¥t¨[©ᑖᵱḄḄRªᦪḄ«¬a

1A.171.25cmB.172.75cmC.173.75cmD.175cma4+b4+c4+crb1=2c2,45ᨬᜧ/ᑣ92Ḅ:;=5.)*AA3cḄᑁ-A,B,CḄ./ᑖ123a2+b2C2()2Gஹ-3~D.(1,ᾙz6.)*@ABA(x+l)(A>0)CDᱥAC=4xFGH4,BIJ,ᡝ5CḄᯖJ4M|=2|B8|,ᑣ|E4|=()A.1B.2C.3D.47.▅O᝞QḄRS᪾Q,UVFWḄRSᑣXYḄ஺Ḅ;5()/XYa/[\]^35A._3C.`D-I22r28.)*JPᙠbᙊ1■:—+=l(a>Z»O)±,JBᙠd`e▲JPᐵHhJ஺Ḅ.iJ5A,JPᐵHxjḄ.2CTbiJ5Q,kl4ᔾ@AnCbᙊ’Ḅo`pGJ5q4PCᑣbᙊTḄrs᳛u()]_V2A.B.D.2229.vᦪ/3=/x2`஺x2`4)ḄQeyz2()

2A.B.C.X11.)*{⚪p:4஺>1,b>c>l9ᑣlog஻a஻)4D.(->)(F)12.)*ᔠA=x\x<--,5={x[-l-l}29⚪⚪ᐳ4⚪⚪5ᑖᐳ20ᑖ஺x>1x+y<43¢᪗vᦪz=2x+yḄᨬᜧ;57,ᨬ;51,ᑣ"+"c13.)*X)‘ீaor++c<014.(x+j)(2x—j)5Ḅ¨©ª«x3/Ḅ¬ᦪ5.15.)*®5RḄᙊᕜ±ᨵ`³JA,ᙠᙊᕜ±´yzᙢ¶·:`JCJA¸¹ᑣᡠ»¼½HRC¾¿Ḅᭆ᳛516.Á᪥ᐳᨵÃÄ1600Åᐸ«ᦟÃᨵ1000ÅÈᵨᑖÊË᪵ḄÍÎÏᡠᨵÃÄ«Ë:`pÐÑ580Ḅ᪵ᑣ

3®¯Ḅ°ᦪa.ஹ²⚪ᐳ70ᑖ஺²2ᑏ(ᦻ´µ¶ஹ¶·¸ᡈº»¼½஺/v2117.(12ᑖ)Z[¾ᙊCஹ+4=1(஺>ᓃ>0),zxÂÃÄÂLÅ4(J2,0),ÆÇ᳛e=J.a1b12(1)Y¾ᙊCḄ¥¸È(2)c¤É/Ê=h+"z¾ᙊ஺LÅM(i,y),Ë(Ì2%)ÍxÎAM©VKÏÐL¤Éx=4ÅE(F%)/ஹ1111_ᔆ(Ó,জ)ÍxZ[—+—=—+—Y¤ÉMNឤ·ÙxKY(Ùxᙶ᪗.Ó%%%b18.(12ᑖ)Z[Üᦪ/"Þ☜Jà/ᨵÍQ᩽x*,%2>(1)Yäᦪ"Ḅ¯æÈ(2)¶᳝x219.(12ᑖ)Z[FUèᱥÉCy2=2஻x(p>o)ḄᯖxxAᙠC"Aᑮ3ÂḄëÆ]|AF|*1.(1)Y஺Ḅ¥¸È(2)c¤ÉAFz஺LÅìJx8,MaABḄRxx஺ᙠxÂ"ID4|=l஺8|.e|DM|=#,Y¤ÉAEḄî᳛.x-cose20.(12ᑖ)ᙠ¤ïᙶ᪗ðxOyRñÉGḄòᦪ¥¸aJ.ó’õ஺a᩽xÌÂbÄÂa᩽Âö÷᩽ᙶ᪗ð,y-sin0.TTcxAᙠñÉG᜛sin6=l"x8ᙠñÉ஺3஺=J"(2>0)"kAAOBabïw.(1)YxA,3Ḅ᩽ᙶ᪗È(2)exPañÉG"Ḅ:xMaÉùAPḄRxYI8MIḄᨬᜧ.21.(12ᑖ)cÜᦪ/(x)=|x-l|+k-a|(ae/?).(1)üa=4'Yi\ý/஺5Ḅ²þÈ(2)e஻x)N41xeRឤᡂ÷Y”Ḅ
.22.(10ᑖ)ᦪᑡ4x„=x„2-6,஻eN*,Ḅ஻wN*ᨵீ!■,+1(I)஻wN*,ᨵ34%4!"#"2

4(H)஻eN*,ᨵ*i+2ឋ2k“+2|(ni)᳝=2.(ὃ*ᫀஹ⌱.⚪0⚪ᐳ122⚪342⚪5ᑖ3ᐳ60ᑖ஺ᙠ42⚪78Ḅ9:⌱⚗<3=ᨵ⚗>?ᔠ⚪A⌕CḄ஺1.BூE᪆௃᪷I44+1=4",ᑖJK஻=1,2,LᔠMNᦪᑡḄO⚗PQ3RᑮᐵU✌⚗WPNḄXYZ3EXYZC8✌⚗WPQ3ᨬ\ᑭᵨMNᦪᑡ_஻⚗WPQ`aCEᓽc.ூdE௃eMNᦪᑡ{g,}ḄPNiᵫ⚪c<%l஺ml0.ᵫ=4",ᑖJK஻=1,2,cRḄ2=4ஹa2a3=16,a.-a.-q=4[a,-y/2ᵫMNᦪᑡḄO⚗PQcR2{3a-q-a-q~=161q=2}inos5=å=31V2.ᦑ⌱Bூqr௃0⚪ὃstMNᦪᑡḄO⚗PQW_஻⚗WPQḄuᵨ3ὃstᦪvwxyz.2.DூE᪆௃ᑭᵨM{ᦪᑡḄO⚗PQcRq=-61,|ᑭᵨM{ᦪᑡḄ_஻⚗WPQᓽcCE.ூdE௃111ᵫ33᪀ᡂM{ᦪᑡcRaaa}34J___1

5ᓽÄè=±&=0=s=%=22aaa3a4a\%t3ë4=q+3dnci=2(q+3d)]í4=-6dᡠS,=0îH=13.ᦑ⌱DூJò௃⚪ὃõö´÷ᦪᑡḄù⚗ûªஹ´÷ᦪᑡḄü஻⚗ýûª◤ÿ
Ạ⚪.3.Aூ᪆௃ᵫ⚪ῪḄᢚᡂḄ"┵$%☢'᧕)*ᐸ᜜-ᳫ/0*ᳫ'1.ூ2௃ᵫ⚪ῪZM=A£=E5=5C=C0,3ND4=60஺7A4£஺ABCE☠9:;*OE=CE=.•.ᢚ="┵F—DEC">?1Ḅ$%☢'@MA0CEḄAᑣC☢£>C£,DM=-x—xl=—,FM=yjFD2-DM2=—,3233F—Z)CE᜜-ᳫᳫA஺EᙠGHI@᜜-ᳫ/0?R,ᓽ஺ᔆ=஺஺=L.•.R2=(^_R)2+(4)2,*R=Oᳫ'1?V=*R=—7Tx(^^-)3=-^-71•3348ᦑ⌱ZA.

6ூ
௃0⚪ὃsCᳫḄ3E⚪ᐵ>ᵫᩩᢚᡂḄ┵>9☢.4.Cூ᪆௃ᵫ⚪cR(0.005x2+4+0.020x2+0.040)x10=1,ER0.010,!|(0.005+0.010+0.020)x10=0.35,0.35+0.040xl0=0,75>0,5,ᡠᑖᵱḄḄ<ᦪḄi170+▢◤xl0=173.75(cm),ᦑ⌱C.10x0.0405.Cூ᪆௃ᵫ::2஺2,ᓄRᑮcosCḄ3᪷I¡ᳮW£0¤MQ3ᓽcCE.a*2+*b2ூ௃,a4+/?4+c4+a2h2c2-rza(a2+b2)2+c4-a2b2n2ᵫ------r~r------=2c-,cR-------~r--------=2c-,a2+b2a2+b2c2(a2+b2-c2)+a2b2cR/+b2-c2a2+b2(a2+h2-c2)(c2-a2-b2)+a2b2OᑖR=0,a2+h2᦮ᳮR(/+/—C2)2=22,ᡠg+/—L2=ahlab4niCiª«Ḅᨬᜧª3ᡠcosC=-:2ᵫ¡ᳮ®=a2+/-2abcosC=a2+/?2+ab=(tz+Z?)2-ab>(a+^)2-(-)2=-(«+ZJ)2,¯°¯a=6±3Mᡂ²324

7ᡠc>´(a+Z?)ᓽ----g2c3ᵫa+h>c,ᡠḄ
>(1,µ].ᦑ⌱C.ூqr௃0⚪·⌕ὃst¸ᦪQḄᓄ3¡ᳮ3¹£0¤MQḄºᔠuᵨ3»⚪¼½¾ᜧ3¿U<᫏»⚪3ḼÂὃstÃᳮÄwxyz.6.CூE᪆௃XÅeP(-1,0),ᑭᵨÆᱥÈḄÉᑨË88>APḄÔÔḄ

87ZᱥV=4xḄ?=y=&(x+Dᵫ⚪@A,5ᙶ᪗ᑖ?,/(%,%>0)ᑣᵫᱥ*IFA|=4+1,|FB|=x+leX|E41=21Ffi|,+1=2(X+1)=>=2x+1জBfi=>k~x1+(2k2—A)x+k~=0=>-x=1ঝB.y=Z(x+l)ᵫ*/2=0,=2,\FA\=x+\=?>.Aᦑ⌱ZCூ௃¡¢⚪£⌕ὃ¦ᱥḄὃ¦§ᱥḄ¨©ᐵ«᫏⚪.7.Cூ᪆௃᪷®¯Ḅ°᪾²³´µ¶·Ḅ¸´¹º*»¸´Ḅᕜ½ឋ¿À»ÁÂÃḄ"ḄÄÅ:)”ḄÄ*ᑮÈᫀ.ூ2௃3ᵫ⚪a=—,n=\,2Ê1·ÁÂa=--,n=2,ËÌᑨÎᩩÐr

9Ê2·ÁÂa=[,஻=3,ËÌᑨÎᩩÐ;23Ê3·ÁÂ஺=],஻=4,ËÌᑨÎᩩÐ;;*஺ḄÄËÌÔ3⚗?ᕜ½Ḅ³´¹ºᡠÔ×஻=2019ÃÀ»ÁÂÙÃ஻§஻=3ÃḄÄÚÛḄ஺ÜÝᓽa=2.2ᦑ⌱ZC.ூ௃¡⚪£⌕ὃ¦ÞÁÂß᪀Ḅ°᪾²Ḅ³´áâ»ã⚪ᐸÈäåæ⚪*»°¸çÃḄ³´¹ºÈḄᐵèḼêὃ¦Þëᳮá³´íî.8.Cூ.᪆௃@Pï%Xð,ᑣAï-᳝òð,஺ïó-òð஺ô”-?@3ï%,%ð᪷®ᓄö*ᑮ3a2=
2,*ᑮÈᫀ.ூ2௃@PïXiyJ,ᑣQ/x„-y1,PD^^PQ,ᑣ஺@/øùðl支+〃[Üú*ᑮ则2+,%厅b1ᓽ*2=×»k=kKPB——25AD^AB%ûaü+?4᳝᳝+z᳝xt+x2PA±PB,ᦑ9ᡝ;ߟ=,ᓽ—4<=T,ᦑ3a2=4C?,ᦑe=^a-2ᦑ⌱ZC.ூ௃¡⚪ὃ¦ÞÿᙊḄ᳛ᙠὃḄᓄ.9.Aூ᪆௃

10ᐜᑨËæᦪy=/(x)Ḅ᜻Ꮤឋ3¹éæᦪᙠêë(0,1)!Ḅæᦪ?3Lᔠ᣸◀ÅcR8⌱⚗.ூdE௃æᦪy=/(x)ḄÉîiR/(-X)=(-X)2-[(-X)2-1].[(-X)2-4]=X2(X2-1)(X2-4)=/(X),éæᦪiᏔæᦪ3᣸◀BஹD⌱⚗#¯00,᣸◀C⌱⚗.ᦑ⌱A.ூqr௃0⚪ὃs᪷IæᦪḄE᪆QöJæᦪḄ÷ø3ùᑖ᪆æᦪḄÉîஹ᜻Ꮤឋஹᓫûឋஹüq¹æᦪ?3Lᔠ᣸◀ÅR8Lý3ὃsᑖ᪆þ⚪WEÿ⚪Ḅ⚪.10.Aூ᪆௃ᵨᏔᦪḄᐵV᣸◀C,ᵨ/(H)<0᣸◀B,ᵨ/(')>4᣸◀஺.ᦑ#⌱A.ூ%௃&'/(-X)=6.(ᵪ|_.J/=6|sin"—p==/(X),Jl+(—X)2Vl+Xᡠ,ᦪ/(X)'Ꮤᦪᐵᦑ-,᣸◀C9ᦑ⌱:Aூ/0௃1⚪ὃ34᪷6ᦪḄឋ89᪆ᦪḄ:᣸◀;,᫏⚪.11.Bூ᪆௃ᐜᑨ@A⚪P4ḄBᎷDE᪷6FᔠA⚪BᎷḄBH⊤ᓽ-KLᫀ.ூ%௃

11,1,111loga=------7,logea=9-------&'a>1,b>c>l,ᡠ,0<108«஺<108"ᡠ,■;----->-----ᓽA⚪pftlog,*log„clog.,clog„b'BA⚪RSTᦪy=2'Uy=k>g3XVA⚪g'ᎷA⚪ᡠ,pA(r)'B.1⚪ὃ3BᎷA⚪ḄᭆY,ZBH⊤Ḅ[ᵨ⚪Ḅᐵ\]ᑨ@TA⚪஻4ḄBᎷ_`a᧕.12.Cூ᪆௃ᵫ⚪dUefḄghijkTAn8.ூ௃VfᔠA=[x[x<-g[,5={x|-1<%<()}Ap|8=sxl—l

12...iABḄ]~x-y-2=0,1⚪⌕ὃ34ᓫḄឋᑜ,ZᑭᵨdkᨬHḄ;¢Ạ⚪.14.40ூ᪆௃ᐜkT(2¤-y)5Ḅ¥¦§Ḅ¨⚗kT,ªᓽK.ூ௃«(2x—y)sḄ¥¦§Ḅ¨⚗'Is=C9(2x)5-r(-y)r=(-l)r25-rC9x5-ryr,¬r=3,ᑣT=-4Cjx2/=-40x2/,4¬r=2,ᑣ79=8C9x3y2=80x3j2,ᡠ,¥¦§®XYḄ⚗'ᓝ(-40fy3)+).(80x3,2)=40^3,3.ᡠ,°3Ḅ±ᦪ'40.ᦑLᫀ'~40ூ
௃1⚪⌕ὃ3{⚗§²ᳮkᢣ²⚗Ḅ±ᦪdᙠὃ3µ¶·¸V¹Ḅᳮº»¼½.115.-3ூ᪆௃ᙠᙊᐸ¿ÀÁÂÃ/B,«ᙊÄÅ'R,ᐸÆÇᩩABÈÉÊRªg/?ÍÎḄÏÉ'R2nR,ᑣABÈḄÉ`ᜧÄÅÉ`Ḅᭆ᳛P=Ñ!;2ÓR-

13ᦑLᫀ'~16.1ூ.᪆௃EF᪷HᑖJK᪵ḄMNᐵPQᑮSᫀ.ூ1.௃ᑖJK᪵ḄKUMNVW=KUḄXᦪV600x-L=1.16002020ᦑSᫀV\1.ூ]^௃_⚪ὃaᑖJK᪵Ḅbcdᓫ⚪.fஹS⚪\ᐳ70ᑖ஺Sjᑏlᦻnopஹqprsᡈuvw஺2217.(1)x+y=1(2)qpz᪆9{]ᙶ᪗V(1,0)43ூ.᪆௃(1)ᵫᩩEFlᓽy-kx-vm,2ফᵫ22Q3+4ᦇ2*2+8a+4஻12=0,X|+஽",=y?ᵫᾯ=—+^-=1.v-3+42123+4I436y,6y21111Q=/ᳮ=ᯠᵫ+—=—+—lm=—%ᓽ%+2X+2x%%%2ூ1.௃c11ᵫ⚪ᨵ஺=2,e=—=c=l,஻=஽2-c?=3.a222...ᙊsVx+¡=1.43y=kxJt-m,2ᵫ,2Q3+422+Sktnx+4m2-12=0---F--=1.43£=64m2-43+44m2-12>0=¥<4+3-8km4m2-12„,_,

146yXj+26%/ᳮ=X+22y%%%X+%—᳝+2,x+2_x,y+xy,+2(y,+y)--j-2222X%6y6y6y,y22.1.4(y+y)=xy+xyl2I22l:.4(g+m-vkx+m)=Xj(kx+m)+x(Ax,+᪷)222(4Z—m)(᳝+/)-2AXjX+8᪷=02-8km_,(4m2-12)__24(ᦇ+m)9(4᝕-rri)-2k+Sm=Q^03+43+4k2m--k,®¯°m2<4k2+3yy—kx+m=k{x—1)E±MNឤr{](LO)ூ]^௃¶·ᙊḄ¸¹ஹ]ஹº»¼ᐵ½⚪®¾ᑭᵨ᪷ÁPᦪḄᐵPÂᵨ“ÄÅÆÇ”“᦮ÊËᐭ”»Í.18.(1)(e,+8)(2)qpz᪆ூ᪆௃(1)ᐜÇQÏÐᦪ/'(x),᪷HÒÓ᩽Õ]Ör(x)=஺'--×=()ᨵÒÓÆ»Ø᪷᪀⌼Ðᦪg(x)=-ÛÇQg'(x)9ÜÝW0>0Òßàáᓽâ{g(x)ã]Ḅàáᓽᵫã]Ḅàáâ{஻ḄUÕå9(2)᪷H᩽Õ]{æÖ/'(%)=/—ç|=0,/'(w)=e*-é=0,êᐭÆ»ëᓄdìíÖî◤qp%+஽ு29᪀⌼Ðᦪ஻(x)=ÆñÇQ஻'(òÅᑨô஻(0=yḄᓫõö÷ᵫ⚪Ö஻()=஻(/)=:ñÄ᪀⌼Ðᦪo(x)=஻(x)—஻(2—x),ñÇQ“(X),ᓽᑨô°(x)ᙠO

15x>2-x,ᓽqp᳝+þ2ு2,ÿ
ᡂ.2(ூ௃k(1)ᦪ/(=0*-2/ᑣ/'(x)=e'-!"/(%)$ᙠ&'᩽)*஽ᡠ./'(x)=e=0ᨵ&'0᪷.2g(%)=/"(%)=d67,ᡠ.g'(x)=ex-k.জ:ᦇWO>g\x)-ex-k>Q,ᡠ.g(x)ᙠR@ᓫB⌴DEFᨵ6'G*Hᔠ⚪K.ঝ:M>0>Og'(x)=e*-ᦇ=0Px=lnZ,X(T»,lnA)Ink(inZ,4e.`!"g(0)=l>0,g(ᦇ)=a6b>o,ᡠ.g(x)ᙠ7c(OJnZ)e(inZಘ@ᔜᨵ6'G*Hᔠ⚪Kh@0ᦪAḄj)k"(l6).(2)
mᵫ⚪Ko/'(xj=e*-•τ=0,7'(%2)=☜2_᝞=0ᡠ.e'=kx,eX1=kx.x2⌕
,wx2-L2xy◤
6{+2"-஽…)”%x22

16#◤ÔÕ%+%2>2.&'/=Ø|,*=,ᡠ,e',*k«Mx)=஺Ù!]“(x)=J,eeᡠ,஻(-ᙠ(F,l)]Úᦪᙠ(1,+8)]Ûᦪ.&'஻(%)=஻(Ü)=('ÓÝ«஺<஽<1<9«0(x)=/z(x)_஻(2_x),00,—>_.>2aᡠ,"(x)>0,ᡠ,o(x)ᙠ(0,1)]Úᦪᡠ,e(x)<°(i)=o,ᡠ,஻(x)-஻(2-x)<0,ᓽ/z(x)<஻(2-x).&'w(O,l),ᡠ,஻ᡠ,஻(è)<஻(2—xj.&'ᵯ«1,+8),2-\e(l,-Ko),ê/i(x)ᙠ(l,y)]Ûᦪ,ᡠ,2>2-ᓰᓽ¤]+í2>2,ᡠ,îA⚪ᡂðKÔ.ூ/0௃1⚪ὃ34ᑭᵨñᦪẆóᦪḄ᩽H/ᵫñᦪÔÕÓ§᪀⌼ᦪ;Ḅ÷ᔠ[ᵨ᩽H/øùÔÕÓ§ᡂðḄ[ᵨ]úὃḄpὃ/Uû/_⚪.19.(1),(2)+V2ூ᪆௃(1)ᵫüᱥ²-Vþ=1,K஻=2,ᦑüᱥCḄ'Ã,R

17'E+22ஹ(2)«iAEmy=k(x-l),ὶV=4x,ᑭᵨᳮABḄM,|D4R£«|,ᡠ21(2+2DMḄ,2=-ᐗ*஺+1,0),ᑭᵨIZW|=!ᓽ#.ூ&!௃(1)(CḄ)/,+A,AH/-”/ᑣᵫ2ᱥ4/5|AE|=|AH|,6AᑮbḄ9:;ᑮ)’>Ḅ9:ᜧ1,ᡠ2=1,!5஻=2,2ᡠ஺ḄV=4x(2)ᵫ⚪B/(C=%(x-l),ᵫ['2=T-1)EFy5_(2G+4+F=0,y=4x,''(A(&y),B(x,y),HI+J2=KL/22k4ᡠX+%=ᦇ(J1+x)-2k=-,2K(2+22ஹ6஻A8Ḅ/MḄᙶ᪗—^,7(Zk21(22+2ஹDMḄy-■T=~~Tx—Vkk\k)Wy=0,5x=3+1,஺Ḅᙶ᪗13+1,0],ᡠ|W=/+(X=!5஽2=2,ᡠA/ḄZ᳛±].ூ^௃_⚪`⌕ὃc2ᱥḄ4/d2ᱥḄefᐵhijẠlm/ὃcnoḄp!qX.rs2ᱥḄtḄ,Z᳛u⚪v/#wᵨᳮᡈ“z{”!.

1820.(1)A[2*],(2)+ூ᪆௃(1)ᑭᵨ᩽ᙶ᪗}~ᙶ᪗ḄᓄG/ᓽ5!(2)(MḄ~ᙶ᪗(xy),ᑣPḄ~ᙶ᪗(2x-6,2y-l).ᐭGḄ/#5Mᙠ஺(ᙊI/Ḅᙊ/ᡠ18MlḄᨬᜧ|BQ|+g,ᓽ5!.ூ௃7T(1)6Bᙠ஺3m஺(᜛C°)/¡AOB~/6ᡠAᙠ஺=g(pு0).6AᙠGm0sin6=l,ᡠAḄ᩽ᙶ᪗/3Ḅ᩽ᙶ᪗(2,2(2)ᵫ(1)#l/AḄ~ᙶ᪗(,1),BḄ~ᙶ᪗(6,-1)(MḄ~ᙶ᪗(x)/ᑣḄ~ᙶ᪗(2x-6,2y-1).x=——+—cosaᐭGḄ/ᨵ22y=—+—sin஺/r22ᓽMᙠQ,ᙊI/Ḅᙊ.I22|=ᨴ_¤+6=/ᡠ1¥01Ḅᨬᜧ|8Q|+g=+6.ூ^௃_⚪ὃc¦᩽ᙶ᪗}§ᦪ©ᔠ/ὃc¦᩽ᙶ᪗}~ᙶ᪗ᓄ/§ᦪḄ«ᵨ/ὃc¦no©ᔠᑖ᪆/®ᓄᑜ°/ᦪnpḄqX/±-᫏⚪.

1921.(1){x|x«OᡈxN5}(2)a<-3^a>5.ூ᪆௃³⚪ᑖ᪆´ª1«᪷¶·¸4iᓄ¹iº/ᑖ»!¼/ᨬ¤½¼ª2«᪷¶·¸~i5/ªX«ᨬ¾/¿!À·¸i#5஺ḄÁÃ.x4³⚪!᪆´ª1«1|+4|»5iÄ-<ᡈ7ᡈÆ—Lx+5253>52x-5>5,!5´xWOᡈx»5.ᦑi஻x«25Ḅ!¼{x|xW஺ᡈx25}.ª2«6´/ªx«=|x-l|+|x-«|>|ªx-l«-ªx-««|=|tz-l|ᡠ/ªx«min=l”È/ᵫ⚪B5m|஺1|»4,!53ᡈ425.^´À·¸iḄ!{ᨵɹj_{/pᵨÊᑖËÌÍÎ/ᑭᵨ·¸ḄÏÐB4!.{pᵨᑖÑÍÎÒÓ/{pᵨᦪÔᔠÒÓ/·¸idÕᦪsiឤᡂØÙஹÚÛ/!⚪vÜᓄÕᦪஹᦪÔᔠd®ᓄᓄ°ÒÓ{ḄᮣÞ«ᵨ/ßà⚪Ḅáâᔣ.22.ª1«ä!᪆ª2«ä!᪆ª3«ä!᪆ூ᪆௃ᑖ᪆mª1«ᵨåæ{æç/èB«ᵨ⚪ᡠéḄᩩë/ᨵᦔᑭᵨ/¿ὅîèB«ᵨåæ{æ⚪Ḅïðª2«ñòóô«Ḅᣚ/ÔᔠiḄឋ÷æ5Ôøª3«Ôᔠ⚪Ḅᩩë/«ᵨåæ{5Ôø.&!´æç´ùIúæç´wᵨåæ{/ûᡂ/ᑣûK<-3,ᑣx=<-6>3/düBḄnGN*ýᨵþ<ÿ1
;n+lᑣḄ஻wN*ᨵI”ீ1


20ᦑ஻eN*,ᨵᓃᧇᡂ(U)ᵫx=x,,2-6x+2=x,,2-6+2=(x+2)-(x„-2),n+in+lnᑣ|%+]+2|=+2|2|ᵫ(I)X"஺|x„-2|>2,ᓽ஻eN*,ᨵ,ᵨ+2122k.+2|.(HI)ᵫ(II)#,ᵨ+2,2,+2|222,1+2,…22"k+2|,ᵫ(I)-34%4—1,.-.|%„+2|<1,+|.•.2"&+2|<1,ᓽ&+2|4*,'()2,ᑣ&+2|>0,*஻2log#1+1,ᨵ+2|>m,&+2%/
.2ᑣ᳝=2.0.12#3⚪ὃ6Ḅ7ᨵᐵ9⚪Ḅ0:;⚪ᙠ0⚪Ḅ=>?@⚪?ḄᩩBḄCDEᓄ@GHḄCDIJ,KL0⚪ḄMN⌕PQ0:;⚪ḄRSTᐸ7V0SḄ0⚪MNKL0:WX.