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2017年全国统一高考数学试卷理科新课标?备战高? - 百度文库

Դû ʱ䣺2025/6/25 0:05:43 loading ƪĵֻ
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2ԲMP42ֱlԲMķ̣ 2112֣֪fx=x1alnx 1 fx0aֵ

2mΪҶn1+1+mСֵ

ѡ⣺10֡뿼ڵ2223ѡһĵһƷ֡[ѡ4-4ϵ] 2210ֱ֣ϵxOyУֱl1IJΪֱl2IJΪPĹ켣ΪC 1дC̣ͨ

2ԭΪ㣬xΪὨϵl3ѣcos+sinȣ

[ѡ4-5ʽѡ]

23֪fx=|x+1||x2| 1󲻵ʽfx1Ľ⼯

2ʽfxx2x+mĽ⼯ǿգmȡֵΧ

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1+

m

mΪl1l2ĽΪPk仯ʱ

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ο

һѡ⣺⹲12С⣬ÿС5֣60֡ÿСĸѡУֻһǷĿҪġ

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B2

C1

D0

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𡿽⣺ɣã

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⿼˼ϵ㣬һ⣮

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C

D2

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𡿽⣺ߣ1+iz=2iࣨ1i1+iz=2i1iz=i+1 |z|=

ѡC

⿼˸㷨ģļ㹫ʽڻ⣮

35֣ijΪ˽οı仯ɣηռ20141201612ڼ½Ӵολˣݣͼ

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ݸͼн۴ǣ A½Ӵο BӴο

C½Ӵο߷ڴ78

D16µ½Ӵο712£ԸС仯Ƚƽ

֪20141201612ڼ½Ӵολˣݣһĸ۵󣬿ɵô𰸣

𡿽⣺20141201612ڼ½Ӵολˣݿɵã

½ӴοмA ӴοӣBȷ

½Ӵο߷ڴ78£Cȷ

16µ½Ӵο712£ԸС仯ȽƽȣDȷ ѡA

⿼֪ʶݵķжӦãѶȲڻ⣮

45֣x+y2xy5չʽеx3y3ϵΪ A80

B40

C40 D80

2x5ryr=25r1

2xy5չʽͨʽTr+1=

r

x5ryr5r=2r=3r=35r=3r=2r=2ɵó

7ҳ28ҳ

𡿽⣺2xy5չʽͨʽTr+1=1r

x5ryr

2x5ryr=25r

5r=2r=3r=3 5r=3r=2r=2

ࣨx+y2xy5չʽеx3y3ϵ=2213ѡC

⿼˶ʽӦãе⣮

55֣֪˫C

=1 a0b0һ߷Ϊy=

x

+23

=40

Բ+=1й㣬CķΪ

A=1 B=1 C=1 D=1

ԲĽ꣬õ˫ߵĽ꣬˫ߵĽ߷̣˫ʵijɵõ˫߷̣ 𡿽⣺Բ

+

=1Ľ꣨30

˫ߵĽΪ30ɵc=3 ˫C

=1 a0b0һ߷Ϊy=

x

ɵãɵ=a=2b=

˫߷ΪѡB

=1

⿼Բ˫ߵļʵӦã˫߷̵󷨣

8ҳ28ҳ

2017年全国统一高考数学试卷理科新课标?备战高? - 百度文库.doc ĵWordĵصԣ㸴ơ༭ղغʹӡ
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