黑龙江省大庆市2023届高三第一次教学质量检测数学试卷.pdfVIP

R

2023

1BREA={x|xa},RAB{12],4mm,Q()

4.(oo,1]

BE.(co,1)

C(c0,2)

D.(2,+oo)

3+i43

|

2=i,()

2-i

-1

-2i

6seRSNQR2

.0

aama=(-1,3).b=(2,4),a1(a-b)was)

6sQue

4.,5z()/()

.

z/3456=

V/1012111220

,yzxy=2x+a.Ma=()

4.1

B.2

C.3

D.A4

1/24

6.,772,72w,,()

A.@mca.ncB.mW

ia

n

l,

p

B.@mcancamiIp.n//B.MallB

C.#alBP.lLp.ulila

D.#aNB=l.mca.ncB.m|n.uml

7Re,VER,Wx+y2Bt,vhBLR-TAFIA)

A.

B.

C.

D.

8.WACx?127,C,Q(0,9),|PF|=|QR|,|PQ@|=()

4.2VZ

B.4y2

co.5y2

D.6y2

9maf(x)=Asin(wx+g)(A0,00.lolaIMT,f(z)

BTUANIMOAR,()

2/24

BSR

4.9(x)\2sin(2x-3)

B.g(x)=\2cos2x

c.g(x)=\2cos(2x-3)

D.g(x)=y2sin(2x+=)

10.=PABC?,PB¥m@ABC,BAB=PB=2y33,AC=BC=2.£,PaSIA

BC,PAXPR,WHMABEPSPCRRAMARA)

3

8

Ss

3B

s

oil

1Emmef(x).g(x)H2UwIAR.F(x)+g(2x)2,9(

FX

(x

)