Wl^rl?^?IE2023-2024

1.WWW-?.

2.￡w-o-?êaw&￡>a^wfflo.

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5.￡nHM,^ffl2Be?^W￡,M.

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23

A.3(2x-1)=1-2(3-x)B.3(2x-1)=1-(3-x)

C.3(2x-1)=6-2(3-x)D.2(2x-1)=6-3(3-x)

2.()

A.O/hTflfWimB.OATJ?f<?C.D.OMiO

3.T?!l*feW,()

7

A.41B.42c.<.//—216D.y

4.-23^()

A.-2+3B.-2X3C.2X2X2D.-2X2X2

5.?AfflW&üAm^-^±^<T207ü,?W±*f??()

A.80TCB.100TCC.140TCD.160TC

6.()

A.^a=b,Jj!|a-3=3-bB.^x=y,W!|-=-

aa

C.^a=b,JSl]ac=bcD.ba=de,!ü!jbc=ad

7.?TTIt??it()

2>=2,2=4,25=8,24=16,25=32,26=64,27=128,28=256,....

A.2B.4C.6D.8

8.?±,-WW-?a<]4b^40SAfn),()

A.ME40?AIR]B.WH?50?AIR)

C.ttWMO?AlRlD.4t?^40?AlR]

9.()

A.

B.

C.

D.

10.,?EfàM%()

A.2(m-n)2B.(2m-n)2C.2m-n2D-(m-2n)2

?￡?Cfc^?<6/h?,<<h?3#,?18#)

11.B^?#xSü^2x+a=0W^tE^fê3x-a=0KW±5,fll]a=.

12.ftlffl,^AB//CD,&E.MftWfr￡&AB.CD±.fà&,￡?NE.NM,i?fcN

NG^ftZENM,CD^tiG,Mf?NFJ.NG,CD^tiF,%Z.BEN=\M)°,WZ.NGD-Z.MNF

14.—''bW?^nlR:—isoxiBf^+150TE,SP-^—20TEiEVfc________TE

15.m,n?!j5m+5n+3=.

16..

H.^TJü￡?(**??8/J>?,?72#)

17.(8#)M,CMmAB±-a,AC^5cm,PXABVX3cm/B?i?,￡Q

^C?ü^CB^lcm/s^m^^^B^,PbfcaQft$\3s.

(2)Mp>Qiü^mts,

?<&wHi￡p^ae?2c?0t,/M.

APcOB

18.(8#)i+M:

(I)_2..8_lx(_2)s(2)^+|_±^_^

19.(8#)M,OêAB,CDffi￡MO,OM1AB,

(1)￡Z1=Z2,CT:ONZCD;

(2)%Z.\=-ABOC,^ZBODf?Ob

3

20.(8#)IWFWM,

B&?A,b.A,AB.

(-)èUWMA?M,MbAB=OB=|fc|-|6z|=fc-?=|?-Z>|

(“)SA,BfiWêMMM2,^A,AB=OB-OA=\b\-\a\-b-a=\a-b\

M3,aA,B|?OmAB=OB-OA=\b\-\a\=-b-(-a)=a-b=\a-b\

$nS4,A,AB=(?A+O?=|tf|+|/?|=n+(-b)=fl—b=\a-b\

^±,?A,BMf??$AB=|a-fc|

(1)m^iAW?ibO?llt?x(aaB^AOa?,AB=3,Jü!jx=

(2)m&±￡AglJM6WO:1,?B?Wfii3,JQlJAB=

(3)MA,2,^|PA|+|PB|=8Bt,mxm

(A)BAB

J—I—I—I—!—;—1—I—I—I—1—L^.J—I—1—I—l—I—I—l—I—I—I—L>.

OO

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j111!1---1---1---1---1---1---L>.J111---11---1---1--1---1---1---L>-

OO

g|3?4

21.(8#)(1)

^A^?OO?'Mi?iWS'MIW#:YYEr￡W^M±

?a?^W+i^(#2D

?M‘□OffZ^ztSW^Om^(2)

i&waoav*(i)

9OV

‘^L=DOV7‘^MJOV7^ao‘O()6=3oav‘^-i~avm^o‘ffin$(#oi)’sz

?w.vro=?8-.(i-*)g(z)

:

z(￡-)/^+l￡/^-l|-g2^M4I(?)(4^01)'ZZ

?^W?^WW￥^a?+?+tWW^(￡)

O4SW^H?^(2)

(l)(T)

:^feliKl^WWWM?OT44^m^M‘S44

(1)

(2)

(3)i&K#W^&3000A,WWWMW^èmAIL

1.c

[#tfr]M?￡MMlU6A#W￡ü^,BPWtH^JWr.

?r—13—x

tW)M:?Afê-=1-—?tf,3(2x-l)=6-2(3-x),

23

C.

IMI

2>D

r^wim?oa<j^?,

[#)?]TOiEM^TOèJZnr^O/J^WiE^,0AT^rW?,MA.BIE^;ogE^iE^W^^,

McjEf?hOM?,MDOL

ifei&D.

Am?Too

3.B

[5X3

[WW]A,74=2.

B.72.JI?SltW&mfà;

Cs7216=6.>W.￡?T￡&W?￡;

7

Ds-,?<?.

iftfê:B.

[?]

*.2n^x?0.1010010001-,

SW*!?.

4>D

wm^f?fcj&WBPar.

[WW]W:-2-’^-2X2X2,ftifcsD.

[?]

5,B

[WWlW:MM??OJ2ra^x-0.8jc=20

W#x=100

ifti&B.

[aBtl

6,C

[$<]^tHwrawMBPni.

[WW]W:A.^a=h,üliJfl-3=è-3,

B.^x=y,^a=0ftf,

aa

C.%a=b,Wac=bc,CM^,

D.?ê?ba=dc,{Hbc=adD^^ai^,

iftjfe:C.

[￡?]

7,D

[WM]M:V2'=2,22=4,23=1,24=16,2S=32,26=64,27=121,2'=256,....

2015-4=503...3,

/.2201523WMR,<1?

[￡?]

8,A

cm)O)xx^.

40￡#|èJ,ü/4SmfaW?!)SffiiS40.

?OiA.

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9.C

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10,c

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[WMl“mw2fê-MnY^riW’>:2m-n2,

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->?S?(^??^6^?,?/J'?35??185?

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[^tfrlMW:2ff?2x+fl=0lW$J:X=~.

2

^g3x-fl=om:X=|.

èJSMW:----=5.

23

f?fa:a=-6.

-6.

12>1.

[5>tfr]üNNH//AB,WJAB//NH//CD,ZBEN+ZENG+ZGNM+ZMNF+ZNFG=

360°,MèNG￥5>ZENM^nZBEN=160°^ZGNM+ZGNM+ZMNF+ZNFG=200°,SèWZGNM+

ZNFG=1°,Mè?MI.

[#$?]NH//AB,WJAB//NH//CD,

ZBEN+ZENH=ZHNF+ZNFG=180°,

J.ZBEN+ZENH+ZHNF+ZNFG=3600,

ZBEN+ZENG+ZGNM+ZMNF+ZNFG=36()°,

ZBEN=160°,

ZENG+ZGNM+ZMNF+ZNFG=2M°,

'.'NG^ZENM,

J.ZENG=ZGNM,

J.ZGNM+ZGNM+ZMNF+ZNFG=2M°,

’.'NFZNG,

ZGNM+ZMNF=ZGNF=90°,

ZGNM+90°+ZNFG=2(H)°,

:.ZGNM+ZNFG=1°,

VZNGD—ZGNM+ZMNF+ZNFG,

Z.NGD-AMNF=ZGNM+ZNFG=1°.

1-

^?^ZGNM+ZNFG=1°.

13,>

SbLf?.

[WM1JW:vVi?>79=1,

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>.

14,-1

[##fif???E??i-tjo?^BPnr.

[W1JW:??li,1Tü?ft-1TC,

-i.

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15,1

LW1

JW:’.’m,

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’.5m+5n+i=5Cm+n)+1=1.

1.

16,-21

[^]M:^?-2xj2W^<-2,1+2=1.

-2;1.

(?m

WW,WtWBMWWB?W-f,

H,ü?T^?(^?8/b@,&72#)

537

17,(1)AB?tJ-fe^J12cm;(2)?t=~;?t=-&t=-

222

[##rl(1)ftABBc,^MBPW;

(2)?aP,QS^-Bt,PaWf?=QMfê+5,?2cmItf,#P?ê±QBif,

ia±QjéMmm?

[W1M:(l)?￡AB=xcm,é?M

^-5)-j=3

JWWx=12

.’.ABfa-fc%)12cm,

(2)?è?M

3z—t+5

^f=-

2

.-.f=-Bt^P^^<2M'ê-,

2

2

(2)Pia±QM,3t+2=t+5,

2

Pia±QJé,3t-2=t+5,

7

^±:t^-^t^-1.

22

[am

18,(1)-2;(2)-1.

(1)^Jé^inMiêMBPpTW^^^;

(2)

[#M1M:(1)-23^8-lx(-2)2

4

=-8+8-—x4

4

=-1-1

1rLJjl

(2)2+612jl36J

_1_5__13

2+6~?2jx(-36)

=-x(-36)+-x(-36)-—x(-36)

2612

=-18-30+3

=-45

[?Bf]

19.(üMJOWf;(2)45°

(2)$JfflZI=|zBOC,ZMOB=90°,WMHiZl,

LWM1(ir.’OMlAB,:.Zl+Z'COA=90°,

VZ1=Z2,Z2+^fCOA=90°

AON1CD-,

(2)':OM±AB,:.ZBOM=90°,

?:Z1=-^BOC=-(^1+90°)

33V7

/.ZI=45°

.*.ZBOD=180°-^BOC=180°-3Z1=45°

[am

5^.5#a<jWi+M,

20.(1)4;(2)2^4;(3)3^-1

[##fi(i)

(2)WWJWiM^^r0j&ù￡?^^^^'rWi51i+MBPnT;

(3)^x<-4^x>2^n^<x<2HWa#iè^MBP?r.

k-i|=3,

BPx-l=3^x-l=-3,

fafax=4$ix=-2,

XTOBAffiOf?Ob

#r!$?x=4,

4;

(2)A?*W1§U,^B?^W^3^-3,

0^11-3|=2,|-1-3|=4,|l-(-3)|=4,|-l-(-3)|=2,

#flUAB=2^AB=4,

2^4;

(3)|R4|+|P￡|=8,

:.|x—(—4)|4-|x—2|=8,

HP|x+4|+|x—2|=8,

ax<-4Bt,

|x+4|+|x-2|=8,

HP-x-4+2-x=8,

X=-5;

^X>2ltf,

|x+4|+|x-2|=8,

HPx+4+x-2=8,

fifrfax=3,

^^<x<20^,

|x+4|+|x-2|=8,

HPx+4+2-x=8,

tgirn?M,MMa;tlW&&?^JS?

21,(1)50;(2)144°;(3)f?fflJUOf.

[JSflflOTW:.

Q

f?SJStff:(1)èffi^Tt-SW:(1)?“A8A,￡?AM16%,&±gE<xA.KO-=16%

X

JS*f:x=50,

g:(1)BW50￡^￡.

(2)WBW“O^”lfnA?<jWtkA:100%—32%—16%—12%=40%,360°x40%=144°,MWg'f’

“O144°;

(3)“B^}”jfil<:50x32%=16A,