ȫǿʡë̹ѧ2018ѧ¿ѧģ

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'ȫǿʡë̹ѧ2018ѧ¿ѧģ'
꼶·¿ѧĿƣI60֣һѡ⹲12СÿС560.ÿСĸѡֻ һǷĿҪ.1. ֪ A=[x\x2-x-2>0], B = x\\x\-2<0]f Al B= A. 1,2] B. -3,-2] C. [2,3 D. [-2,-12. =x4- iΪλأ,ywR,ijx+yi|= 1 iA.Ȥ B. V1O C.ϻ D. V52 23. ij̳һÿĹ˿ͳƵõͼʾҶͼλֱǣ 123368124489555778895 0011234579A. 46, 45B. 45, 46 C. 46, 47D. 47,454. ڼϣx\-2<x<3ȡһԪؼlog?Ӵ1ĸΪ A. - B. C. - D.5 10 5 105. СŽڡһ9ڵ϶¸ڵݻɵȲ4ڵݻ33ڵ׹4ӵݻΪ A.B.}11D.6.֪ӕN2ֱͬ,QƽǣA. m // a.m // n , n // aB.ӁAa/Aa ,m // nC. m // a,ӁA a?, n // aD.ӁAüӁAn ,n // a7.ִͼʾijͼ/ = 0.001,ġ=//A- 6 B. 5 C. 4D. 38.֪/(x) = sinCOX + 3د69>0),r 7t 1<6= /f-\/x * Сֵ 13دʼ/롨5=1 ,?=01/?= ʮS=S? mmš=n+lֵ69ֵΪA-1D.14T10./ (أ)һأ-11.֪PΪ˫һ--a= 1 >0b>0֧һ,ֱΪ˫ߵҽIΪ9.֪P4,4C:y2=2pxһF佹M-14,ԲA.32125r 125D. 125-4D.168Ϊ Z 1 x cos(^+x)XG \-7l.7t\ ͼǣAPFf2ģƬYԲԲģΪһ>^-S^2Snpf,SxptSfF2ֱʾ/P>",/˫ߵʵȡֵΧΪ A. (1,2]B. (1,2) C. (2,3)D.(2,3] 12.֪/أǶ䣨1,+8ϵĺ,أ/xĵҵ'أlnأ/أأ1,/e2 = 2,򲻵ʽ/erxĽ⼯ǣ A.(00,2)B. (2,+oo) C. (0,2)D. (1,2)II90֣⣨ÿ520ڴֽϣ13.֪abļнΪ120 , a=l,b=4,!| a + 5b = (7114.tana = 3,ae0_, cosa1 2>< 4دx0,y 0,15. ֪ʵ㲻ʽĵ+ 28Ҷأ+ֵܶ3x+y 9,16. ֪SΪУɫǰ,=0,an+x = 1 + -1"ɫ+-2",S100 = ⣨⹲6С70.Ӧд˵֤̻㲽.17֪ڡXCԵı߷ֱΪ"b=4?(1)sin"#,2\ABCΪ3ѪAABCܳ.18. ¥лرһ߳.ijһ߳вȡ޼۷ҡƶͻԼͥΪλгǩ׷Դáнǩͻ鵽нǩΪǩǩָͥСṩķԴ 酧һֹ20ͥȥȡ6׷Դ.1 ÿͥǩĸ.2 ֪ѺüͥǩͬǰijָСȡĿǰСʣ෿ԴijԪ2728¥㹲6׷272׷ŷֱΪ2702,2703284׷ŷֱΪ 2803, 2804, 2806, 2808.i õԪ2728¥ʣ6׷ķŵƽ;ii ͥסͬ¥ĸ.19. ͼABAPE , DAEC߶BEϵһAC =,AB = AP =AAE = 2 ,\PBAABʹöP-AB-Eֱ 2B(1) ֤CDƽPAE(2) ׶E-PAC.20.ͼԲC:^ + 2- = 1(6/>/?>0)A/I-,-1,11MԲľ֮Ϊ2Ѫ. a b 13 3 د(1) ԲCı׼(2) /?,SԲCϵ߶RSд/бΪAֱ/7?SڵP, OΪԭ2֤P,O,M㹲.21. ֪/(x) = lnx+A(awR gHO).ax a(1) /(أ)[l,+oo)ϵʵdȡֵ(2) 躯g(x) = ex -x+ p ,x0G [l,e]ʹʽ^(x0)>er lnx0ʵpȡֵΧ.뿼2223ѡһĵһǷ.22. ѡ4-4ϵƽֱϵxOy +,ֱ/IJΪjX = 2 + 2Z(/Ϊ).ԭOΪأķǸ [y = ^ΪȡͬĵλȽϵMļ2*(1) ֱ/ͨ(2) ֱ/ϵĵ㵽MСʱĵֱ.23.ѡ4-5ʽѡ֪/(أ)=d + x-2a\ae R).(1)g = 2,ⲻʽ/(x)>3(2)>0,/(x)-1,2ϵֵСֵ.꼶·¿?ѧ(Ŀ)οʾϸһѡ
  
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