高二下学期数学期末考试试卷文科)

()(120150)(560)123()A.00110(2)B.10111(2)C.10110(2)D.11101(2)2()A.B.C.D.3p1a260aap()A.1a260aaB.1a260aaC.1a260aaD.1a260aa4x1x2xnxs25x125x225xn2()A.xs2B.5x2s2C.5x225s2D.x25s252412443()A.15B.18C.21D.22681ai=()A.14B.17C.19D.21722221(,0)yxabab34yx()A.43B.53C.169D.259801,0,aaxP11axlog0axPPPPP5()A.1B.2C.3D.49f(x)ln2xxx(12)()A.2xy40B.2xy0C.xy30D.xy1010221xmy32()A.1B.12C.4D.2411P24xyP1,2QPP()A.2,1B.2,1C.11,4D.11,412xxxfln1032,aaa()A.32,21B.1,32C.21,31D.1,31(520)13ABCD__________14100.300070__________152,112,FFN12NFNF12NFF___________16lnmfxxx2,1fbfababam____________17(10)(1)(2)18(12)102016.20173256().(1)()110(2)621.19(12)xyyx???ybxa1221?niiiniixynxybxnx??aybx218327432535420(),xy()yxyx???ybxa()()1020(12)13422yxF1F2lF1AB(1)ABF2(2)l4|AB|21(12)2:2Cyx:1lykxO(1)lC(2)lC,ABOAOB1k22(12)336xfxeaxxaR(e)()fx1x0xya()0,4xfxa1B232=11112=552=222=112=023(10)=10111(2)Bk2202C123452=2030=8(12141)P=1=C3Ap1a260aap1a260aaA4Cx1x2nxs25x1+25x2+25xn+25x+225s2C5C2446k364121C.6AS=1+2+3+iS81i+1S=1+2+3++i=12iii=12S=12132=7881i=13S=13142=9181i13+1=14A..7B22221(,0)yxabab(y)34yx,22916yx53eBabcabcbacabc.8B11axlog0axpppB9Cfx)21lnxxf(1)1f(x)(12)y(2)x1xy30.C10D2211yxm1m101m3112m4m24401m11m3112m14m224D11DPPP1,2QPP1,2QP1,2QPP11,4.12Dx=12xD.13820aa212Sa22248apa.14210030000.0300.0250.0151021002100.15322xy21M3223xy22133xy12,NFmNFn2223{24mnmn6mn12NFF132mn3162mba2fbfaba1f(b)bf(a)ah(x)=f(x)x=lnx+mxx(x2)h(b)h(a)h(x)(2+)h(x)=2110mxx(2+)mx2+x(x2)m2m[-2+)2m017(1).(2).(1)()(2),(1)(2)18(1)11055(2)(1)110(2)(1)681417232635311055(2)621AA.119(1)3.528(2)5.6.4?8yx(3)64.4(1)(2)1222142043.5285.?65443.5niiiniixynxybxnx28?5.63.58?.4aybx(3)(1)2345182732353.5,2844xy(2)41218327432535420iiixy4222221234554iix1222142043.5285.?65443.5niiiniixynxybxnx28?5.63.58?.4aybx5.6.4?8yx(3)10x5.6108.4.?464y()1064.4.211,,,nniiiiixyxxy??,ab???ybxa,xy.20(1)8(2)24712xx12xx.(1)22143xya=2b=3c=1AF1+AF2=2a=4BF1+BF2=2a=4AF1+BF1=ABABF2121248AFAFBFBFaABF28(2)(1)F1(10)AB4AB1A(x1y1)B(x2y2)ABy=x+1.221{143yxxy7y26y9=0y1+y2=67y1?y2=97|AB|=212122114yyyyk2692424777|AB|=24721(1)(2)1klCABOAOB112,yy12,xxk(1):2:2Cyx:1lykx,2210xkx,280k,lC;(2):11,Axy,22,Bxy,12121yyxx111ykx,221ykx,121121kxx1212xxk,1212xx,1k.lCABOAOB112,yy12,xxk22(14ae(91a.()32323633333xxxfxeaxxeaxeaxaxx134feaaeafx1x0xy1414eaae(0,4x33336360360xxfxeaxxaxxax336xgxx0,4x32643363618xxxxgxxx.0gx3x0gx3x0,3xgx3,4xgx9127693gxg91a