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ǰλãҳ > 四川省泸州市?016级第三次教学质量诊断性考试数学文科试卷 - 百度文库

四川省泸州市?016级第三次教学质量诊断性考试数学文科试卷 - 百度文库

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и2016νѧԿ

ѧĿƣ

ԾΪIѡ⣩͵IIѡ⣩. I12ҳII34ҳ.150֣ʱ120. ע 1.ǰȽԼ׼֤дԾʹ⿨ϣ׼֤ճڴ⿨ϵָλá 2.ѡÿСѡ𰸺2BǦʰѴ⿨϶ӦĴ𰸱Ϳ. 3.ͽǩֱֱӴڴ⿨϶ӦĴڣͼǦʻȷϺ0.5׺ɫǩֱдݸֽʹ⿨ϵķǴЧ 4.Խ뽫 ʹ⿨һϽ

Iѡ 60֣

һѡ⣺⹲12С⣬ÿС5֣60.ÿСĸѡУֻһǷҪ.

1.輯

A. ?0,??? B.?0,??? C.?1,??? D.?1,??? 2. ֪z

1?1?i ֵΪ z2

A.

21 B.2 C. D.

223.m,n?R,m?n?0ǡ

n?1 mA.ֲҪ B.Ҫ

C.Ҫ D.ȲҲҪ

4.Ȳ?an?ǰnΪSna1?3,S5?35?an?ĹΪ A.-2 B.2 C.4 D.7

x2y25.˫2?2?1?a?0,b?0?Ϊ3佥߷Ϊ

abA. y??2x B. y??3x C.y??23x D.y??x 226.֪ijеһβУľſƽֵ״ͼͼʾжϴ

A.װΡʷƽǿҰ B.װѧƽֵҰ C.ѧƽֲַСѧ D.ѧƽֲַӢѧ

Ŀѧ 1ҳ 4ҳ

7.֪ȱ?an?ǰnΪSna1?1ҹΪ2SnanĹϵȷ A.Sn?4an?1 B.Sn?2an?1 C. Sn?4an?3 D. Sn?2an?1 8.ijͼͼʾü A.16??16 B.8??8 C.36??16 D.32??32

9.y?2cos?2?x?????1ͼƽm?m?0?λȺ󣬵õͼ28??ԭԳƣmСֵΪ A.

??? B. C. D.? 342210.֪FC:y?4xĽ㣬CһM׼ߵĴߣΪN

?NMF?120?,MF?

A.

234324 B. C. D.

333311֪f?x??x??x??x?ʾxнȷ A. f?x?ֵ?0,1? B.f?x?溯 C.f?x?ں D.f?x?

12.֪Բ׶SO1Ķ͵ԲܾOϣҸԲ׶ĸΪ8ĸSA?12BSAϣSB?3BA,Bƽ汻OصõĽСֵΪ

A. 27? B.36? C.54? D.81?

Ŀѧ 2ҳ 4ҳ

IIѡ 90֣

ע (1)ѡĴ𰸱0.5׺ɫǩֱֱӴڴ⿨ϣͼǦʻȷϺ0.5׺ɫǩֱͲݸֽЧ. (2)ֹ10С⣬90.

⣺⹲4С⣬ÿС5֣20.Ѵڴֽ. 13. ֪a??1,2?b??2,k?a?bk?___________.

?????x?y?3y?14.֪ʵx,yԼ?y?3x?1z?СֵΪ___________.

x?x?2???1?log2?2?x?,x?115.躯f?x??? ___________.

x?1?x?1?216. ֪Բx?y?1ԲΪOPֱl:mx?3y?3m?2?0ϵĶ㣬ԲϴڵQʹ?QPO?30,ʵmֵΪ___________

⣺70֡Ӧд˵֤̻㲽衣17-21Ϊؿ⣬ÿ

⿼𡣵2223Ϊѡ⣬Ҫ (һ)ؿ⣺60֡ 17.12֣

ABCУA,B,CĶԱ߷ֱΪa,b,c(I).A (II).c?5,cosB?

?22 .

1b 718. 12֣

±ij˾20185~12·зãԪͲƷ̨ľݣ зãԪ 5 2 6 3 7 6 8 10 9 21 10 13 11 15 12 18 1 1 2 2.5 6 3.5 3.5 4.5 Ʒ̨ (I).ݿ֪yx֮عϵϵ˵yx֮ǿ̶

(II).yxԻع鷽̣ϵȷ0.01ƵзΪ20ԪʱòƷ

οݣ?xiyi?347,?xi2?1308,?yi2?93,7140?84.50

i?1i?1i?1nnnչʽϵ

r??xyii?1n2i?1ni?nxyn2??عֱy?bx?aе??2???b??xyii?1ni?nxy?nx?2??

(?xi?nx)(?yi?ny)i?1??xi?1n2i

Ŀѧ 3ҳ 4ҳ

19. 12֣

ͼ׶E?ABCDУƽABCD?ƽBCE,

?BCE??2,ıABCDƽıΣAE?BD.

(I). ֤ıABCD;

(II) F߶AEϣECƽBDF?BCD?60

?BC?CE?2,׶F?BDE.

20. 12֣

2֪ԲM:?x?1??y?8ԲNF?1,0?ԲMУǶԲԲNĹ켣

2ΪC.

(I).켣Cķ

(II). 켣CϴͬA,Bֱy?mx?OΪԭ㣩.

21. 12֣

֪

1ԳƣAOBֵ2f?x???2?x?ex?ax

(I).֪x?2f?x?һֵ㣬f?x??0,f?0??߷

(II)۹xķ

ֻһʵ ȡֵΧ.

()ѡ⣺10֡뿼ڵ2223ѡһĵһƷ֡

22. 10֣ѡ4-4ϵ

?x?2cos?P0,3C:(?Ϊ).ԭΪƽֱϵxOyУ֪㣬??y?2sin???㣬xὨϵֱlļ귽Ϊ?cos???(I)..жϵPֱlλùϵ˵ɣ (II)ֱCֱΪA,B23. 10֣ѡ4-5ʽѡ

????3. ??6?211?ֵ. PAPB֪ СֵΪ1. (I).֤

(II). ʵtֵ.

Ŀѧ 4ҳ 4ҳ

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и2016νѧԿ ѧĿƣ ԾΪIѡ⣩͵IIѡ⣩. I12ҳII34ҳ.150֣ʱ120. ע 1.ǰȽԼ׼֤дԾʹ⿨ϣ׼֤ճڴ⿨ϵָλá 2.ѡÿСѡ𰸺2BǦʰѴ⿨϶ӦĴ𰸱Ϳ. 3.ͽǩֱֱӴڴ⿨϶ӦĴڣͼǦʻȷϺ0.5׺ɫǩֱдݸֽʹ⿨ϵķǴЧ 4.Խ뽫 ʹ⿨һϽ Iѡ 60֣ һѡ⣺⹲12С⣬ÿС5֣60.ÿСĸѡУֻһǷҪ

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