河南省兰考县2021-2022学年高考冲刺数学模拟试题含解析

《河南省兰考县2021-2022学年高考冲刺数学模拟试题含解析》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.ὃ⌕ᑏὃ஺2.⚪ᡠᨵᫀᡈ"ᑏᙠ⚪ᓱ%&ᙠᔁ%'(ᦔ஺*+,ᑖᵨ2B/0'1*2,ᑖᵨ3⁐56Ḅ850'஺3.ὃ9:;&ὃ<ᔁ⚪ᓱ=ᙠ>☢%&@AὃᕒᦈD஺+ஹ⌱G⚪HI⚪ᐳ12K⚪&LK⚪5ᑖ&ᐳ60ᑖ஺ᙠLK⚪MNḄOP⌱⚗Q&Rᨵ+⚗STᔠ⚪V⌕WḄ஺1.XYZᦪ/(x)=me""—Inx,[x>()\&/(x)>0ឤᡂ_&ᑣaḄbcef()A.*8"QiC.[1,^0)D.(-00,e)2.XYjᦪ2kl(l+2j)z=4+3i,mn|2ḄᐳojᦪS()A.2-zB.2+zC.l+2zD.1-2;3.pᔠA={x|x-2<0},B=N,ᑣ()A.{1}B.{1,2}C.{0,1}D.{0,1,2}4.qrᦪᑡ{%},x%=4ᔩ5=9ᑣḄ=()13A.±6B.6C.-6D.—25.XYZᦪḄ{|}f(0,+8),~2).2஻")=4&[0

1607.ᙠ᣸:;<=0ᡝ6?@ABCDE“GCHIὅḄLᑗNOὅ”=QRSTUVW7ᕒ⌕ZᐸA\ᡂᕒ^_ᙢ⌲0bc“᪶e᪶⏚”gh=ijk□ឋ=ᑣoA\E“pqrᓻᡝ”.toA\uvᡂᕒghᕈ□ឋḄᭆ᳛ᙳEP|009.ᦪsg஻x=<0=x-0f(x)ᙠRḄᦪ=g(x)=f(x)-f(ax')(a>l),|()-1,x<0A.sgn[g(x)]=sg஻xB.sgn[g(x)]="sgnxC.sgn[g(x)]=sgn[f(x)]D.sgn[g(x)]=-sgn[f(x)]10.txeR,¡/<27==“|¢|<3"Ḅ()A.ᐙᑖ¥¦⌕ᩩ¨B.¦⌕¥ᐙᑖᩩ¨C.ᐙ⌕ᩩ¨D.©¥ᐙᑖª¥¦⌕ᩩ¨r211.¬®C¯G=1|஺>0,/?>0,±²³|40Eᙊ¡=஺Eµ¶·ᙊP,ᙊPG¬®CḄ0aᩩ¸¹®º»"=N¼²=iNMPN=9|°,ᑣCḄ¾¡᳛E|A.V2B.V3C-TD-T12.ᙠ¿☢ÁÂᙶ᪗ÅxOyÆ=Çᙊ=1|஺>8>0ḄÈᯖ²E³|c,0,i³ᑮÁ®2ᮞ0Ṻ=|Ḅa~b~ξEÏ,ᑣEḄ¾¡᳛E|A.3B.1C.ªD.জ2223ÒஹÔÕ⚪¯×⚪ᐳ4Ù⚪=uÙ⚪5ᑖ=ᐳ20ᑖ஺13.ÚÛÜ┵ḄÞßà᝞àᡠã=äåæÛÜ┵ḄçèE.

2æçèéêëæìèéêíéê14.îᕜðᦪñᖪᙠóᐗ1000²õö{ᳮḄ+Pᱯ÷Hõø&öO&ùú.û²¿üýþÿ
ᳮᑮ.ᡃ᪀ᡂḄ᦮ᦪᦪ.!"3,4,5,6,7,8,9,10,11,12,13#11ᦪ$%&'(3ᦪ)ᑣ#3ᦪ+᪀ᡂᦪḄᭆ᳛.15../0123450“789”$4⚪<“=ᨵᐳ@ᱥ)BCD)7EFBC5)89G)HBᦪᱥIᔜKLM”Oᵨᡃ!ᙠḄRS⊤U<ᨵKBᔠ@WᱥX)YBC8ᐗ)ᑣ[\E]^_3ᐗF`YBC7ᐗ)ᑣ^a4ᐗbc[d.HeḄBᦪfᱥXIgM:ᐳᨵBFᡠᔠ@ḄᱥXIg_______ᐗ.16.᡻k᝞mᡠnḄopṹ)`rCḄyḄs13,ᑣrᐭḄxḄsu.ReadxIfThenElsey*-z+5EndIfPrintyஹwx⚪<ᐳ70ᑖ஺wx{ᑏCᦻ~Rஹᡈ1஺17.12ᑖ᝞m)-$)☢BBC஺)ACAB,AB=BC.]1
<☢AB஺F(2)`AB_LB,C,NCBBi=60°,☢Ḅs.18.12ᑖ2019ᐭ⁚)᧡2022ᓅᝍ)¡¢£¤¥¦)§᩽©ª«¬¤®¯.!"°±⚗³$%&⌱C100µ¶·ὅ)¹ᵫ»¼Ḅ½¾&᪀¿eḄ®¯ᡂÀÁk½¾ᡭᑖÃÄᑖ100ᑖ¹Åƽᑖ8ÇÈ80ᑖḄ¶·ὅÉ«¬ÊË)Ìᑮ᝞mᡠnḄ⚣᳛ᑖÎÏm<

31
ÐḄsF2
Ñ⌱(Ḅ100µ¶·ὅḄឋÓ·uᔲÉ«¬ÊËÁkÕÖ)×ÑØᑡ2x2ᑡὶ⊤⊡ᐙ\᦮)¹ᑨÞ+ᔲᙠß┯áḄᭆ᳛ᙠ8â0.01ḄãäØÆÉ«¬ÊË·ឋÓᨵᐵæMÉ8ÉᔠÖᵱឋ30᝕ឋ50ᔠÖ100P(K2>k)0.150.100.050.0250.0100.0050.001k2.0722.7063.8415.0246.6357.87910.828“n(ad-bcY,(K~=-----------------------------,ᐸ$n-a+b+c+d)(a+p)(c+d)(a+c)(b+d)1x=—COS(Z219.12ᑖëìíîMḄ¶ᦪÏீa¶ᦪ)ᙶ᪗òó᩽ó)xôḄõô᩽ôö÷᩽1.y=/Sinaᙶ᪗æ)íîNḄ᩽ᙶ᪗ÏP~-T2-sin201
ᑏCíîMḄ᩽ᙶ᪗Ï;2
óAuíîN¬Ḅó)ùᑨÞóA·íîMḄúûᐵæ.20.12ᑖëìüýᱏABCD$)A8=6,AQ=12,ÑüýᱏḄÿ
MNᢚḄ⚔஻ᙠḄAOE,ᢚḄM,NᑖᙠAB,BC.NMNB=MN=I,AEMNḄ☢S.

4(1)é/⊤ãᡂ=Ḅᦪ=ëC=Ḅìíïð(2)ñ/ḄᨬÙíòæsin6Ḅíð(3)ó0Eôí=NEMNḄ☢èSìõᨬÙíöëñjQvᨬÙí.21.(12ᑖ)÷ñ7øGùúû᛻Ḅýþÿ
ᱯ⁐᝱ᦻḄᔣ.ᦋᗐ!"#$%&'ᑁ100ᜩḄᢣᦪ(A0/)Ḅ23ᦪ45678᝞⊤;AQI[0,50](50,100](100,150](150,200](200,250](250,300]BCDEFGEFGHEFGHEFGᜩᦪ61418272510(1)MᢣᦪNOP0,50R,(50,100RḄᜩᦪS3ᜩTU3ᜩVWᨵ2ᜩBḄᭆ᳛[0,94x4100(2)^_`abᜩc⌼ᡂḄfghᜫy(ᓫl:ᐗ)oᢣᦪxḄᐵqr)=<220,100

5ὃᫀ&ஹ⌱¯⚪;±⚪ᐳ12³⚪b³⚪5ᑖᐳ60ᑖ஺ᙠb³⚪´µḄ¶⌱⚗¸ᨵ&⚗
¹ᔠ⚪º⌕TḄ஺1.Aூ᪆௃ᑖ᪆½¾$>0,ÀᯠÂ""&Inx>0ᙠ(0,1RÆឤᡂȸ◤ÊËx>1ÌḄÍÎᓽ½,/(x)>஺஺>lnxO/nxe"">eM*lnx,ᯠÕ᪀⌼×ᦪ8(Ø=Ù(Ú>0),5ᔠ8*)ḄᓫÛឋ,ÝÞrÞO᝞ுInx,àáT¾஻Ḅᓽ½.ூ௃ᵫ⚪ãªÂW0,ÀᯠfMÝ
ឤᜧOæᦑm>0.è>0ᑣmentv&Inx>0ᙠ(0íRÆឤᡂÈ[îx>1Ì,/0)>0ÞO3>lnx,cx>1,ᡠẆ>e'nAInx.wg(x)=xe*(x>0)ᵫg'(x)=e*(i+x),Àᯠg(x)ᙠ(0,+oo)ÆᓫÛ⌴õInxc᝞>0,InX>0,ᡠmxem>e#InxÞOg(mx)>g(Inx),EPmx>lnxᑣù>—-.Xwh(x)=(x>0)ᑣh(x)=--W(x>0).xxû"(x)=0,ü¾ý=e᧕¾/z(x)ᙠ(0,e)ᓫ⌴ᙠ(e,+o))ᓫ⌴஻(x)x=(e)=1,ᦑ>1.1raeeᦑ⌱:A.ூ!"௃$⚪ὃ'()*+ឤᡂ./⚪,ᑭᵨ2ᦪᓫឋ567$⚪Ḅᐵ:ὃ'(;<Ḅ=ᳮ?@,ABCẠ⚪.2.Bூ᪆௃᪷HIᦪḄ◀KLMKᑣOᐳQIᦪḄRSTUV6ᓽX.ூ௃

6ᵫYl+2i\z=4+3i,"2=——=2—i,ᡠ$%=2+i.l+2iᦑ⌱)Bூ+௃-⚪ὃ/01ᦪḄ◀4Ḅ564ᑣὃ/01ᦪḄᐳ91ᦪḄ:;<=>Ạ⚪.3.Dூ
᪆௃ᑭᵨCDḄ:;EFG6ᓽI.ூ
௃A={x\x<2},ᦑ4J3={0,1,2},ᦑ⌱)D.ூ+௃-⚪ὃ/DᔠḄC56LMNODᔠḄPQ⊤S-⚪<=>Ạ⚪.4.Bூ
᪆௃᪷UVWX⚗ឋ[\ᐭI"^ᵫVWᦪᑡ⚗Ḅឋ[`:aᓽI.ூ
௃ᵫVWᦪᑡXVWX⚗ឋ[Iba-a=a^,3i5ᡠ$=!"%•$=^^36=+6,cᵫVWᦪᑡឋ[Ib᜻ᦪ⚗PQefᡠ$%=6,ᦑ⌱)B.ூ+௃-⚪ὃ/0VWᦪᑡXVWX⚗ḄhᓫjᵨLM⚗ḄPQᱯl<=>Ạ⚪.5.Aூ
᪆௃᪷Uᡠmnᦪ^᪆pqrḄVsᐵuvᢣᦪx56I"+/(஻)=f(m)fᑭᵨ:;Iyznᦪ“X)Ḅᓫ{ឋᵫ|a4ᓽI}"nᦪ/(X)ᙠj1,16kḄᨬᜧa.ூ
௃

7nᦪ/YX\Ḅ:;Y0,+“\2!"#"$=4ᑣ/)+/஻=/஻᳝,l2WY0,+oo\,<஽!°<<1“2/\ᦑ/<0,\X2-.\x஻2=%n=x,ᑣ/+/Yx\=/Y^\,22\X2j.ஹᓽ/&\—/Y&\=/-<0\X2Jᦑnᦪ/YX\ᙠYY\,+ᓫ{⌴ᦑ"X3="16=16,஻=4,ᦑ/Y4\+஻4\=/Y16\=4,ᦑnᦪ/Yx\ᙠj1,16kḄᨬᜧa4.ᦑ⌱)A.ூ+௃-⚪ὃ/0ᢣᦪḄ56vᓄhᑭᵨ:;yz¡nᦪḄᓫ{ឋ|a4ᙠ¡nᦪ}aXḄjᵨ<=X᫏⚪.6.Aூ
᪆௃}nᦪ:;"DᔠM,N£¤ᑨ¦.ூ
௃ᵫ⚪M§={x|x

8ூ᪆௃ᵫ⚪xᑭᵨyzᔣ|ᙶ᪗+ḄLMKᑣyzᔣ|ஹᚖTḄឋ.ூ௃•••ᔣ|(1,-2),b=(3,-1),...@OBḄᙶ᪗)ᡂᦑ1ஹB)ᦑ᣸◀4;ᯠ=3+2,0,ᦑஹ)ᚖTᦑ᣸◀8f>>a-b=(-2,-1),ᯠ4O2—Ḅᙶ᪗)ᡂᦑ]O)ᦑ᣸◀Cfa*(1—5)=-2+2=0,ᦑa-L(1ߟ5),ᦑ஺ᦑ⌱D.ூ!"௃$⚪¡⌕ὃ'yzᔣ|ᙶ᪗+ḄLMyzᔣ|ஹᚖTḄឋABCẠ⚪.8.Aூ᪆௃᪷H⚪xᑖ¤V¥¦A§¨5zR©“ª«¬ᓻᡝ”°<Ḅᭆ᳛O¥¦B§¨6zR©“ª«¬ᓻᡝ”°<Ḅᭆ᳛ᓽXf(p)Ḅ⊤´+µ᪷HC$)*+ᓽXV.ூ௃¶¥¦A§¨5zR©“ª«¬ᓻᡝ”¥¦B§¨6zR©“ª«¬ᓻᡝ”·P(A)=P(1-P)4P(5)=P(1-P)’.ᓽ/(஻)=p(l-p)4+"(1-")5=p(2-")(1-p)4¶x=l-஻>0,ᑣg(x)=/(p)=(l-x)(l+x)x4=(l-x2)x4•••g(x)=(l-/½4=3*[(2-2/½/À1]«fஹQ2*Â஺4_=ÃÄÅÃ2-2/=/ᓽÆ=’ÇÈ*Éᔂp=p0=iË.ᦑ⌱A.ூ!"௃$⚪¡⌕ὃ'ᭆ᳛ḄÌMÍÎÏÐ.¥¦ÑÇ°<Ḅᭆ᳛Ò+ḄᵨÏÓ¥¦ᭆ᳛ÔKÒ+Ḅᵨ,ÕÎC$)*+Ḅᵨ6⚪ᐵ:5⚪xḄᳮ6O¥¦Ḅᑖ6xᙠὃ';<Ḅᦪ;LM?@Oᦪ;Ö×?@ABØÙ⚪.

99.Aூ6᪆௃᪷HÛÉ2ᦪḄ6᪆+ᔠ/(x)Ḅᓫឋᑖ᪆ᓽX6.ூÝ6௃᪷H⚪xg(x)=/(x)-f(ax),/(x)5KḄ2ᦪÃx>0Çx/(ax),ᑣg(x)=f(x)-f(ax')>0,ßÇsg/z[g(x)]=1,Ãx=0Çx=ax,ᑣᨵ/(x)=f(ax'),ᑣg(x)=f(x)-f(ax)=0,ßÇsg”[g(x)]=0,Ãx<0Ç,x>ax,ᑣᨵf(x)

10°´µ¶±CḄ·ᩩ¹º»-ট=0¾ᙊPC=M,N,ÀNMPN=90°,ᡠ$ᙊÁPᑮ÷Ä=஺ḄÆÇ),b=—=^g,yja2+b2c2ᓽ2c2-2/=È°,Àe=£>l,ᡠ$^"6=⊈.aᦑ⌱A.ூ+௃-⚪ὃ/¶±Ḅhᓫឋ[Ḅjᵨὃ/0ÊᓄËÌ$vG6Í<=X᫏⚪.Î=ÇÁ᳛}^Ð⚪ᐵ¨©ÑÒᐵ=4,CḄÓÔÕÖ×⌕ᨵÙËὃÕᔣ·Õ☢I$ÛÜÝḄ
Þßᔠ±ḄÜÝឋ[$v⚪àXḄÜÝᐵuÑÒÕÖá·Õ☢I$Û\ᦪḄ
Þßᔠ±ÕÖḄឋ[$v⚪àXḄ\ᦪḄᐵuÑÒÕÖ.12.Aூ
᪆௃r\1ᵫâbI"ᑮE2○·0=0Ḅäå
45஺ᨵ·=1,¤ᑭᵨᓽI^³.aூ
௃ᵫæᑮE24·Ṻ=0ḄÆÇèé"E2ê-0=0Ḅäå
45஺ᡠ$ë=1,2aᓽ4?/·஺2@=/,^"e=ì.ᦑ⌱)A.ூ௃-⚪ὃ/íᙊÇÁ᳛ḄÐ⚪·î}íᙊÇÁ᳛ḄÐ⚪¬ïN©᪀⌼ᐵ=6஻,cḄÕÖᡈ°Vp-⚪©·⍝ô᧕⚪.öஹ÷ø⚪)-⚪ᐳ4ù⚪úù⚪5ᑖᐳ20ᑖ஺ü413.·3ூ
᪆௃ᑭᵨ%ýþᑨ¦ÜÝÿḄ
ᯠḄᦪḄ.ூ
௃᝞

1121/1C/2DEF┵ḄH⊈J☢LMNO2ḄPQᡠSTUV=x2xVxV=3.334ᡠSW⚪Yᫀ.3ூ[௃W⚪ὃ]^_T`abḄcNᐵe^_TTUḄ!fὃ]ghijklmnkl."oWp⚪qḄᐵrLstᳮ"^_TḄvwxyz{^_TḄ|᪀ᱯS᪷ᩩ᪀^_ᙠ^_ᑨ.114.—55ூ"᪆௃ᵫᔠᦪ|ᔠᐺᭆ!"ᓽூ&"௃11ᦪ3ᦪᨵḄ
fᐸk᪀ᡂᦪḄᨵᐳ?3,4,5@,?6,8,10@,?5,12,13@`ᡠS,„31ᡠ!ᭆ᳛2==¢.ᦑYᫀ'ூ[௃W⚪ὃ]ᐺᭆᦪ¥ᦻᓄὃ]ᔠ¨⚪ᦪᜐᳮklªNᵨ«¬.15.753ூ"᪆௃᪷ᱥ®¯°±²ᐳᨵx³ᑡ
!"ᓽூ&"௃²ᐳᨵX³ᵫ⚪«´8x—3=7x+4,"µx=7,´ᖪ®¯°53ᐗ.ᓽᐳᨵ7³ᖪ®¯°53ᐗ.

12ூ[௃W⚪¸⌕ὃ]ºᦪ¥ᦻᓄVᐗ»
ḄNᵨ¼᫏⚪.16.8ூ"᪆௃᪷¾¿ṹ⌮ᔣÃn!µ|Ä.ூ&"௃Åᐭy=13,Èy=6x,ᑣx=?>2,ᔠ⚪«Èy=x+5,ÌUx=13-5=8,ÏÐ⚪«W⚪yt|ÄÑ8ூ[௃W⚪ὃ]nfḄ஻■ÓÔ¼ÕẠ⚪.`ஹ"Y⚪Ñᐳ70ᑖ஺"YNᑏᦻÜÝÞஹßÞàᡈânãä஺17.(1)ç"᪆(2)-7ூ"᪆௃(1)᪷èQឋê´Bqᱏ஺|ᔠAC1A8|µ஺A=OC=Og,ñßÞABOAMASOC,ᓽ8GôOA,ᓽᵫ☢ᚖöḄᑨvvᳮßÞBQ1÷☢AB,Cø(2)|ᔠ(1)ßÞ஺4,஺ù஺4úûᚖö.ᓽS஺ᙶ᪗þÿḄ
ᔣx
ᔣ||ᓫ,ᙶ᪗ᑏᔜḄᙶ᪗☢AAA#☢Ḅ$ᔣ%ᓽ'(☢)-AA-GḄ,-..ூ12௃(1)789:;<᝞>?ᡠA9•.•C☢BBCCFG,

13BC,1B.C,஺BCBQḄ,AC_LAq,ᑣAC4ὡ!""
0A=0C=0B],9AB=BC,:./^BOA^ABOC,(SSS):.OA±OB,ᓽBCJOA,$OA,4c%☢AB.CᑁḄ(ᩩ*+!,BC]_L%☢ABC.ফAB1B,C,BC±B,C,ABoBC,=B[.♦.4C_L%☢ABO,QAOu%☢ABO,B.ClAO,ᓽOA_LOB1,-$04,06,Og((.*ᚖ!.0஺ᙶ᪗34Ḅ5ᔣx785ᔣ|:|ᓫ<=>?@᝞ḄAB!"ᙶ᪗C஺DEzNCBB[=60°,•••ACBBJFG"


14...M=NO,_1)Q=R="T0)U==(0-ᓩ-¥(y_z)=0W.AB=0:☢SAAḄ$ᔣ%n=(xy,z),XY—1ZᓽL9n-A4j=0r+I=஺.•.'[l(i,G,afTi,A,C=0:☢GMḄ$ᔣ%\X!J2L-1".^•AA,=0_ᳮ'[a=(i,G,—G)----n-m11••cos=k—=Nbcd=-eepxV7|7ᵫ?A'g(☢4—AA—C,┦(☢((☢Ḅ,-.y.ூi௃j⚪ὃmno☢ᚖḄᑨr
$ᑭᵨᔣ%
$(☢ᜳḄ,-.vwxᐜ78zᩩ||ᚖḄo,}~᫏⚪.18.(1)m=0.025(2)⊤2᪆ᙠ┯Ḅᭆ᳛0.01Ḅ>ឋᨵᐵூ2᪆௃(1)ᑭᵨ⚣᳛ᑖ
?
GḄ☢¡#1ᑡ
£2
£\Ḅ..(2)᪷¥⊤¦ᦪ¥ᑏ2x2ᑡὶ⊤©ªK?Ḅ.ᵫ«ᑨ¬ᙠ┯Ḅᭆ᳛0.01Ḅ>ឋᨵᐵ.ூ12௃(1)ᵫ⚪w(0.005x2+0.015+0.02+/n+0.03)xl0=l,2ᵪ=0.025.(2)ᵫ⚣᳛ᑖ
?'Ḅ®ᦪ(0.025+0.003)x10x1(X)=30.¯ᗐᑡὶ⊤᝞>:ᔠ©ᵱឋ203050

15᝕ឋ104050ᔠL3070100n(ad-bc¥100x(800-300)2(a+b)(c+d)(a+c)(b+d)50x50x30x70M᯿⊤PQR4.762<6.635,STᙠV┯XḄᭆ᳛S[0.01Ḅ\]^_`=abcdeឋfᨵᐵC.ூj௃lm⚪o⌕ὃr᪷⚣᳛ᑖv!5Lwm=5
Ḅxὃr2x2ᑡὶ⊤{@ឋ|}~Ạ⚪.19.(1)p=1(2)Aᙠ,M᜜.ூ᪆௃(1)ᐜᓄ,MḄᦪ55,ᓄ᩽ᙶ᪗5(2)ᵫA,NbḄDᑭᵨsin2஺ḄᑨPḄᓽQᑨ<ᐵC.ூ௃1x=—cosa21,100(1)ᵫ,”Ḅᦪ5Q,VḄ5D+=:ᑣ,MḄ᩽ᙶ᪗544y=—sina2ᓽ᜛=(2)ᵫ⚪A,NbḄD,21¡sin28e[-1,1],ᡠ0pw-,2ᓽு5ᡠ0Aᙠ,M᜜.ூj௃l⚪ὃrᦪ5e5Ḅ¤ᓄὃr!"ᙶ᪗5e᩽ᙶ᪗5Ḅ¤ᓄὃreᙊḄ<ᐵC.2°প/¨©ª«¬"®ফ$஺°/Ḅᨬm²ᑶ.বµ¶’☢S¸ᨬm²86ூ᪆௃(1)ZENM=ZMNB=0,ZEMA=26,ᑭᵨ"¹ᦪº»ᑖf⊤¼NB,MB,ME,AM,S.AM+MB^6,ᓽQᑮ

163BN=--------<12sin஺cos஺3/ᐵ~஺Ḅ2᪆ÒBN

17úg(x)=(1—ý)ý2,XI)g'(x)=2x-3x2,ág'(x)=O,ᑣx=|e,J,-12-|99+€2534)ு஺xe34g4)<°-12-|924-/3ᡠ#g(x)ᙠ%ᓫ'⌴)ᙠ*+%ᓫ'⌴,ᦑX=COS2஺//ᨬ123sine=/Ḅᨬ12829332[9]7TTC(3)AEA/NḄ☢@S=7/2sin஺cos8=7x----y~—^0^ߟ22sin6^cos36>U24811M”cos2Oew?Rᑣ;w2+Tᡠ#ᜧ--*---0------7--4sin"cos'஺43M஻«)=(1-f)-ᑣᔉপ=3t2-4XY஻'Z=0J=*eᡠ#reI1,"(f)>0W:a9,஻'Z<0,-i□-32+Cᡠ#஻(஺ᙠ%ᓫ'⌴)ᙠ%ᓫ'⌴,''124bc44ᦑ=2=COS2e,ᓽ஺=e☢@s/ᨬ12887346ூ௃f⚪ὃijklᦪnoḄpᵨὃiᑭᵨslᦪtᨬ2ὃiuvwx.2321.(1)—(2)(0{|}᪆(ii){|}᪆114ூ᪆௃(1)ᑭᵨᔠv#ᭆ᳛⊤.(2)(/)ᑏXᡠᨵw/2vpḄᭆ᳛ᑡ⊤.(«)ᵫ(xḄᩩᔠ7ᨴ8ᨴᡠpḄᭆ᳛7ᨴ8ᨴ¡¢£ᜫḄ¥¦§ᨬ¨7ᨴஹ8ᨴஹ9ᨴ¡¢£ᜫª«Ḅᦪ¬¥¦2.88ᐗ¯°.ூ௃(1)M஺8⌱/Ḅ3ᜩ³8´Ḅᜩᦪ

18C2cl7C=J_ᑣpG=2)PG=3)c3#JO57¾20ᑣ·3ᜩ³¸¹ᨵ2ᜩ8´Ḅᭆ᳛º71238---1---=---;3857114201(2)(0P(X=0)=P(028800,ᓽ7ᨴஹ8ᨴஹ9ᨴ·jÎᨴÇ⌼ᡂ¡¢£ᜫª«Ḅᦪ¬¥¦2.88ᐗ.ூ௃f⚪ὃiᭆ᳛³ḄᑖÀᑡ#ᦪ¬¥¦ÏÐẠ⚪஺22.(1)A={x|Ó<-1ᡈX..2}(2)(-oo,-3]U(3,+oo).ூ᪆௃

19(1)¿¹ᦪÀ=5*-1Ḅº»ÁᓽQ¿ÂÃ(2)ᓄÄÅᔠ8,᪷B=AƺÅᔠ8ḄÇ<?@஺ḄSFÈᐵCᓽQ.ூ௃(1)ᵫ-------1..0,ᓽ^—..0X<-1ᡈXN2,X+1X+1ᡠ0ÅᔠA={X|X<-1ᡈX..2}.(2)Åᔠ3={x|—ᣳk+a2}={x|—1-ᡊW2-a},ᵫBqA2-஺<-1ᡈDl-a.2,a>3ᡈa”-3,ᡠ0Ðᦪ஺Ḅ¸²(-8,-3]U(3,+8).ூj௃l⚪ὃrÅᔠḄcwÅᔠBḄᐵCᦪὃr¹ᦪḄº»Á~Ạ⚪.