nn1nn132021年安徽淮北市高數學一模試（文科）一選題共12小題）A{23}{20}BA{13}

B{012}C{03}{013}A

B

CiDiA

BC

DA

BC

D{}+a6a+12{}8A90

C

D72

12221222ll?lmlmlmlmαA1B2CD4xx+

RFxfx

x1F1A

B

C

D

A

B

C

Dx2

MABA

B

C

D10C1b0CA

B

C

D11

PAABC

A

B

C16

D12A[1+

B

1C[1e3]D[33+二填題共4小）13，21

14logqq15y+

a

l

l

nnnnnnnnnnnna16{}

b

{}nT三解題共分解應出文說、明程演步．～21題必題每試考都須答第2223題為考，生據求答一必題共60分．17Ac2BCABCABCDCD

18ABCDABCDPBCEPBAEABAP2PABCD1920203001

x

y

00121100121121210.01

PK2

k

k

20

OMN43Ml

EABANBNk+k221f

xabxaga23]fxa

（）考：10分請生第、23題中選題答，果做則所的第題分[選修：坐標與數程]22xOyC

2121221212PCP[選修4-5：不等選]（小滿分）23|+|x+4mmnxy0n1++m0x9xy

參考答案一選題共12小題）A{23}{Nxx0}ABA{13}B{02}C{023}{023}{23}B{Nx20}{|02}{012}B{023}DA

B

CiDiA

BC

DsinxfxfxfxBDfx1exx0xkπ

nn13nn13n12312xfC

sin1A

BC

Dai1ai2ai33ai4aiaiai2022a3{}+a6a+12{}8A90{}+6a+aq2

C

D72

53537n123478q2

+q2

+a{}8a++a++aa+90ll?lmlmlmlmαA1B2CD4lmllmlmmαlmlmαβ2xx+

RFxfx

x1F1A

B

C

Dxf+x

Rg1+1f+1+1+10f3FxfxC

xFf1+3

A

B

C

D

cos[

+

2cos22

1

1221212212212122x2

MABABOA1|

C

Dcoscos

10C1b0CA

B

C

DC1xC1yxCCeCD

+11

ABC

A

B

C16

DrABCRGBCr

r11PA

OABCdR

PVD

12

1A[1+

B

C[1e3]1

D[3+aex

g2gx[0+g

x

2

xge

xgexxxg00xggg01xRx1

2222a1[二填題本題4小題每題5分共20分．13，21m

m2

14logqq3]plog04x33+x3+app3a[3]15y+

a

l

l

ayalnx+2a0

x

x

l

l

k

nnnnnnn﹣n111nnnnnnnnnn﹣n111nnnnnnn16{}

b

{}nT

S

[+n]a12

+abn1n+

n}n+

1+

n{}n++1

T1+1n1+n

三解題共分解應出文說、明程演步．～21題必題每試考都須答第2223題為考，生據求答一必題共60分．17Ac2BCABCABCDCDI2sinC23ba

2cABCIIsinC0

a2c3DABcosCD18ABCDABCDPBCEPBAEABAP2PABCDBDOOEOBDEPBOEPDOEPDOEACEACE

PPABCAPBCPDACE2PBCE21AECEPBC

ABCdVVABCD1920203001

x

y

00000.01

PK2

k

k

80300x802+10+18+46431004CD2a6BADabDDCaCbDaDba15AaABCaCbDDb

12111211121121

K2

6.63520

OMN43Ml

EABANBNk+k2OF

c

be

lly1AxBxx282+424264441+4242bkb22+b2x+x

k+

12121212bk10b1E21f

xabxaga23]fx

aIf+0afxaf02xafx0x2x2aa+a222a22+IIIfx02xf0x

0

11212121212112121212121xa2x

[0x0

ga2

x[03]fx

0a3（）考：10分請生第、23題中選題答，果做則所的第題分[選修：坐標與數程]22xOyC