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【压轴题】高三数学下期末模拟试卷附答?1) - 百度文库

ʱ䣺 ղ ҪͶ

ѹ⡿ѧĩģԾ(1)

һѡ

1i(x?yi)?3?4i,x,y?R,x?yiģ

A2

2B3 C4 D5

2f(x)?e|x|?xͼǣ

A B

C D

3?x23f?x??ͼ( )

xAxԳ

rrrr4֪abΪλǵļнΪ60?ôa?3bڣ

A7 B10

C13 D4

BԭԳ CyԳ

Dֱy?xԳ

5??R???3ǡֱ2?x?(??1)y?1ֱ6x??1???y?4ƽСģ AֲҪ CҪ

BҪ DȲֲҪ

6ǰijʦݵݽΪ6000Ԫݽ;ռͳͼͼ.ýʦݺǿĿǰݽĸ;ռͳͼͼ.֪Ŀǰ¾ҽѱȸʱ100ԪĿǰýʦݽΪ .

A6500Ԫ B7000Ԫ C7500Ԫ D8000Ԫ

7y=2xsin2xͼ

A B

C D

8a,b?Ra?0ǡa?biǴģ AֶҪ CֱҪ

BҪ DȲҲҪ

9VABCУ AB?13,BC?3,?C?120oAC= A1

B2

C3

D4

10y?sin?2x???ͼƽ?һȡֵΪ( )

?λ󣬵õһżͼ8D?? 4vvvvvvvv11֪aba?2|b|?1b?a?2abļнǵֵ

A

B

C0

Ϊ A

2 2B

2 3C2 8D

2 412溯f(x)[1,3]ΪСֵ0[?3,?1] AǼСֵ0 BСֵ0 CǼֵ0 Dֵ0

x2y213֪Բ??1󽹵ΪFPԲxϷ߶PF

95ԭOΪԲģOFΪ뾶ԲϣֱPFб_______.

14ƽֱϵxOyУǦǦ¾OxΪʼߣǵձ߹yԳ.

sin??1cos(???)=___________. 315ͼʾƽBCC1B1ƽABC?ABC120?ıBCC1B1ΪΣABBC2ֱBC1ACɽǵֵΪ_____

16ȱABCABDEһABC?AB?DֵΪ

3MNֱACBCе㣬EMANɽǵֵ 314tan(???)??cos??_____ 53rrrrrr18֪abļнΪ60㣬|a|=2|b|=1|a +2 b |= ______ .

17֪??Ϊǣcos??19ɵȲУΪ3:4:5С1ɵȱУôԭ

20˵fx>f0xʣ02ݶfxڣ02Ϊһ__________

21֪ƽֱϵxoy.OΪ㣬xķǸΪὨϵPļΪ?23,????2?Cļ귽Ϊ??23?sin??1 6?1дPֱ꼰C̣ͨ

?x?3?2t2QΪCϵĶ㣬PQеMֱl:?tΪСֵ.

?y??2?t22ͼ׶P?ABCDУAB//CD?BAP??CDP?90o.

1֤ƽPABƽPAD

2PA=PD=AB=DC?APD?90oA?PB?Cֵ. 23֪f?x??ax?bx?cڵx?2ȡüֵc?16.

3(1)a,bֵ

(2)f?x?мֵ28f?x???3,3?ϵСֵ

24ͼ׶P?ABCDУ֪PC?ABCDAB?ADAB//CD

AB?2AD?CD?1EPBһ.

1֤:ƽEAC?ƽPBC

2EPBе㣬ҶP?AC?Eֵɽǵֵ.

25ͼABCD?A1B1C1D1УSB1D1е㣬EFGֱBC

6ֱPAƽEAC3DCSCе.֤

1ֱEG//ƽBDD1B1 2ƽEFG//ƽBDD1B1.

26?ABCУڽABCĶԱabca?c֪BA?BC?2

uuuruuur1cosB?b?3

31acֵ 2cos(B?C)ֵ.

ο𰸡***Ծǣ벻Ҫɾ

һѡ 1D D

֪xi?y?3?4i{ѡD.

㣺ȣģ.

y??3x?4ĸģΪ5

2A

A

ͨf(0)?1ͺf(x)>0ų׵ôA ⡿

2f(x)?e|x|?xɵf(0)=1,ųѡC,D;

ָͼʿɵúf(x)>0ųѡB ѡA 㾦

ͼжһͨԶ޽жϣڽĿ

3C

C

ĶжϺżԼɣ ⡿

3?x2⣺Qf?x??

x?x?0x?0

?f?x?ĶΪD????,0?U?0,???DԭԳ.

ȡx?Df??x??3???x??x23?x2??f?x? x?f?x?żͼyԳƣ ѡC. 㾦

Ҫ麯ͼжϣݺżԵĶжϺżǽĹؼ

4A

A

【压轴题】高三数学下期末模拟试卷附答?1) - 百度文库

ѹ⡿ѧĩģԾ(1)һѡ1i(x?yi)?3?4i,x,y?R,x?yiģǣA22B3C4D52f(x)?e|x|?xͼǣABCD3?x23f?x??
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