2018年安徽省高考数学试卷及参考答案(理科)(全国新课标ⅰ)


2018 12 5 60 15 z +2i|z| A0 B C1 D 25 A{x|x2x20}RA A{x|1x2} B{x|1x2} C{x|x1}{x|x2} D{x|x1} {x|x2} 35 A B C D 45 Sn {an} n 3S3S2+S4a12 a5 A12 B10 C10 D12 55 fxx3+a1x2+ax fx yfx0 0 Ay2x Byx Cy2x Dyx 65 ABC AD BC E AD 1 16 A B C + D + 75 2 16 M A N B M N A2 B2 C3 D2 85 Cy24x F20 C M N A5 B6 C7 D8 95 fx gxfx+x+a gx 2 a A[10 B[0+ C[1+ D[1+ 105 ABC BC ABACABC I p1p2p3 Ap1p2 Bp1p3 Cp2p3 Dp1p2+p3 115 C y21O F C F C MNOMN |MN| 2 16 A B3 C2 D4 125 1 A B C D 4 5 20 135 xy z3x+2y 145 Sn {an} n Sn2an+1 S6 155 2 4 3 1 165 fx2sinx+sin2x fx 70 1721 2223 60 1712 ABCD ADC90A45AB2BD5 1 cosADB 2 DC2 BC 1812 ABCD EF ADBC DF DFC C P PFBF 1 PEF ABFD 2 DP ABFD 1912 C +y21 F F l C AB M 20 3 16 1 l x AM 2 O OMAOMB 2012 200 20 p0p1 1 20 2 fp f p p0 2 20 2 1 p0 p 2 25 i X EX 2112 fx x+alnx 1 fx 2 fx x1x2 a2 10 2223 [ 4-4]10 2210 xOy C1 yk|x|+2x C2 2+2cos30 1 C2 2 C1 C2 C1 [ 4-5]10 2310 fx|x+1||ax1| 1 a1 fx1 2 x01 fxx a 4 16 2018 12 5 60 1z +2i +2ii+2ii |z|1 C 2 A{x|x2x20} A{x|x1 x2} RA{x|1x2} B 3 a 2a A 37%2a60%a14%a0 A B 5%2a10%a 4%a 10%a4%a2.52 B C 30%2a60%a 30%a 60%a30%a2 C D 30%+28%2a58%2a 2a 58%2a2a58%50% D 5 16 A 4Sn {an} n 3S3S2+S4a12 a1+a1+d+4a1+ d a12 d3 a52+4310 B 5 fxx3+a1x2+ax fx a1 fxx3+x fx3x2+1 yfx001 yfx00yx D 6ABC AD BC E AD + A 7 162 N B M N 2 B 8 Cy24x F1020 3y2x+4 Cy24x x y26y+80 6 16 y12y24 M12N44 02348 D 9 gx0 fxxa fx yxa yxa a1 a1 2 gx 2 a [1+ C 10 BC2r1AB2r2AC2r3 r12r22+r32 S 4r2r32r2r3S r122r2r3 S r32+ r22S r32+ r22 r12+2r2r32r2r3 SS P1P2 A 11 C y21 y 60 F20y 7 16 M N |MN| 3 B 12 3 6 A 4 5 20 13 z3x+2y y x+ z y x+ z y x+ z A20 z z326 6 8 16 14Sn {an} n Sn2an+1 n1 a12a1+1 a11 n2 Sn12an1+1 an2an2an1 an2an1 {an}1 2 S6 63 63 151 2 C21C42122 1 C22C414 12+416 C63C4320416 16 16 T2 fx2sinx+sin2x fx2sinx+sin2x [02 [02 fx2cosx+2cos2x 2cosx+22cos2x122cosx1cosx+1 9 16 fx0 cosx cosx1 x y2sinx+sin2x x x0 f f0f f00 70 1721 2223 60 171ADC90A45AB2BD5 sinADB ABBDADBA cosADB 2ADC90cosBDCsinADB DC2 BC 5 181 EF ADBC 10 16 ABCD EFBC PFBFEFPFF BF PEF BF ABFD PEF ABFD 2 PEF P PHE

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