2020-2021学年江苏省南京师大附中高一(下)期中数学试卷

学年江省南京师附中高一下）期中学试卷一单选题共8小题.AC

+3

A

B

+

D

+3A3B3

C6D62A4B2CD8

+Asin

B3tan

C+cos

DA3

B

C3

Dtan1+lgatan+[0]

A

B

C

DABCAC

BDABCDDEGEFm

12221222A

B

C

D二多选题共4小题.ixA2iB1+2

C210

D2A+tan35+

BCcos

sin

1D

411ACabAABcos+cosAABCCAtantanDAcos2Bcos2A12Af2Bf0Cf0D2三填题共4小）

x13

i

2i

3

1471o

+cos

+cos7115A

n123012n00n123012n0045

o

C则BC{⋅⋅⋅}

{⋅⋅⋅}θTT

四解题本题6小题，分解时写文说明证过或算骤）.17ABCD中ADC2512181

2k

3

19cos

sin+2sin

cos1+20tan2β20ABCcA4sinBac

a2b2

c12BA

21ACab1C2bABC

22ACab1+tan

2cos22

B

参考答案一单选题共8小题.AC

+3

A

B

+

C

D

+

D

3

A3B36

D6

2

+

+

32

22A4B2CD8242D

68

+A

B

C

Dcos2cos

cos

cos

+D

121sin

3tan

+cos

A3

B

C3

Dsin

cos

3tan+cos

3tan1+lgatan+[0]

AB+

C

Dfxsin

]

C

fx

ABCACABCsinB

BD

2cos2

10A+B0+ABCDDEGEFmA

BFBC

C

D

12222121222212二多选题：大共4小题共20分在每题出选中，多符题要.全选得5分选得，分对分ixA2iB1+2

C2zR

D2zi

2i1+bibii22+b2bib2Bz2D10A+tan35+

BCcos

sin

1D

4+35

tan25+tan351

cos2

sin

4AD11ACabAABcos+cosAABCCAtantanDAcos2Bcos2AA5bB1B+casinsinC+sincosBsinsin+Csinsinsin0sinA1AB

ABCC

BCD：Aasinsin

Asin21

A2Bcos2ADABD12Af2Bf0Cf0D2

x

Afxsinx

xπfx

xx0x0x

BCsin[C

]D2f1fxD三填题本题4小题每题5分共20分）

133i

1i

2i

1i

i3

32i1i43i3i1471o

+cos

+cos71xcos

2

oysin71

o

+sin71x+2+cos22xycos22+

n1230n123015A

45

o

CθB10

ABC30

20135BC

2+AC

2AB•cos135

+202

2

BC

ACBBACcoscosACB+45sin45

10

{⋅⋅⋅}

12n00012n000}θ

{TT

T四解题本题6小题，分解时写文说明证过或算骤）.17ABCD中ADC2512

1ADCA45AB2sinADB

BDADB2ADC90cossin

DC2

181

2k

3

1

422

k3k210k3kk30+8220k

3

λ2+12

19cos

sin+2sin

cos1+201

βcos

2cossin

cossin22

+

20+

cos++

+++cos

00

0++20ABCcA4sinBac

a2b2

c12BA1BbsinAasinA4bsinA

2b22a2

A2sinbBBcossin2BBcos2B12sin2sin2coscos2BsinBAcos2B21ACab1C2bABC

1

0sin0

t