河南省商丘市第一高级中学2017-2018学年高一数学下学期期中试题 文答案（pdf）.pdf

1、p20172018c1p(n)Y!JK:K12K,zK5.123456789101112BCBCDCDAACDB!WK:K4K,zK5.13.1414.12515.94216.12,54n!)K:)Ai,yL.17.(1)110011(2)=1 25+1 24+0 23+0 22+1 2+1.(2)=51;.(4)(2)x 0,.(2)(sin+cos)2=1+2sincos(3+12)2=1+m,.(4)m=32.(6)(2)dsin+cos=3+12sin cos=34.(8)sin=32,cos=12sin=12,cos=32.(10)q (0,2)=6=3.(12)20.(1)L2*5

2、:X.(2)(2)Ox=11,y=24,.(3)5i=2xiyi=1312 220=1092.(4)5i=2x2i=598 100=498.(5)p(n)o211Kb=5i=2xiyi4xy5i=2x2i 4x2=1092411244984112=187 .(7)a=307.(8)y=187 x 307.(9)(3)x=10y=187 10 307=1507 d|1507 22|2.(10)x=6y=187 6 307=787 d|787 12|0,f(x)b,3a+b,.(4)q 5 f(x)1,b=53a+b=1,.(5)da=2,b=5.(6)(2)g(x)=2 tanx,g(x)30,

3、3)N4O=.(7)g(x)T=,x=k+2,T2=2 3,.(9)q=32,x=3,Kg.(10)0 32(K8mX),V).(12).22.(1)(0.004a0.0180.02220.028)101 a0.006;.(2).0.5 0.04 0.06 0.22=0.18dx7010=0.180.28x 76.43 76.43.(4).2350,60)k500.006103()PA1,A2,A3;340,50)k500.004102(),PB1,B2,.(5).l52,kU(Jk10,.(7).A1,A2,A1,A3,A1,B1,A1,B2,A2,A3,A2,B1,A2,B2,A3,B1,A3,B2,B1,B2.(9).q2340,50)(Jk1,=B1,B2,.(10).VP 110.(12).p(n)o212