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ǰλãҳ > 备战高考数?精讲+精练+精析)专题13.1算法初步试题?含解? - 百度文库

备战高考数?精讲+精练+精析)专题13.1算法初步试题?含解? - 百度文库

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  • 2025/6/15 15:19:39

ս2017߿ѧ++ר13.1㷨

ר1 㷨ƣ

߿

1.2016߿¿α1ִijͼ,x?0y?1n?1,x,yֵ Ay?2x By?3x Cy?4x Dy?5x

ʼx,y,nn-1x=x+y=ny2x2+y236x,yn=n+1

𰸡C

1?1,y?1?1?1,x2?y2?3622?1113?13n?2,x?0??,y?2?1?2,x2?y2?36n?3,x???,y?2?3?6,

222223x2?y2?36x?,y?6,x,yֵy?4x,ѡC.

22.2016߿¿α3ִͼijͼa?4b?6ôn?

x?0,y?1,n?1ʱ,x?0?

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ս2017߿ѧ++ר13.1㷨

A3 B4 C5 D6 𰸡B

32016߿ĴؾҹʱڵѧңݣĴʡأˣġ¡Ķʽֵؾ㷨DZȽȽ㷨.ͼʾijͼؾ㷨ijʽֵһʵnxֱֵΪ32vֵΪ

A9 B18 C20 D35 𰸡B

n?3,x?2?v?1,i?2?0?v?1?2?2?4,i?1?0

?v?4?2?1?9,i?0?0?v?9?2?0?18,i??1?0,ѭv?18ѡB.

42016߿¿α2йŴмʽֵؾ㷨ͼʵָ㷨ijͼ.ִиóͼx?2,n?2aΪ225s?

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ս2017߿ѧ++ר13.1㷨

A7 B12 C17 D34 𰸡C

⣬x?2,n?2,k?0,s?0a?2s?0?2?2?2,k?1ѭa?2s?2?2?2?6,k?2ѭa?5s?6?2?5?17,k?3?2.s?17ѡC. 52016߿ִͼʾijͼaֵΪ1kֵΪ A.1 B.2

C.3 D.4

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ս2017߿ѧ++ר13.1㷨

𰸡B

a?1k?0b?1ѭ壬a??ʱa?b?1kk?2ѡB.

6. 2015߿¿α19ִijͼt=0.01n=( )

1k?1a??2k?2a?12

A5 B6 C7 D8 𰸡C

ִе1Σt=0.01,S=1,n=0,m=ִе2ΣS=S-m=0.25,m?1m=0.5,S=S-m=0.5,m?=0.25,n=1,S=0.5t=0.01,ǣѭ 22m=0.125,n=2,S=0.25t=0.01,ǣѭ 2m=0.0625,n=3,S=0.125t=0.01,ǣѭ 2m=0.03125,n=4,S=0.0625t=0.01,ǣѭ 2ִе3ΣS=S-m=0.125,m?ִе4ΣS=S-m=0.0625,m?ִе5ΣS=S-m=0.03125,m?m=0.015625,n=5,S=0.03125t=0.01,ǣѭ 2m=0.0078125,n=6,S=0.015625t=0.01,ǣѭ 2m=0.00390625,n=7,S=0.0078125t=0.01,n=7ѡC. 2ִе6ΣS=S-m=0.015625,m?ִе7ΣS=S-m=0.0078125,m?7.2015߿3ִͼʾijͼĽΪ A??22?

B??40?

C??4?4?

D?0?8?

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ս2017߿ѧ++ר13.1㷨 ר1 㷨ƣ ߿ 1.2016߿¿α1ִijͼ,x?0y?1n?1,x,yֵ Ay?2x By?3x Cy?4x Dy?5x ʼx,y,nn-1x=x+y=ny2x2+y236x,yn=n+1 𰸡C 1?1,y?1?1?1,x2?y2?3622?1113?13n?2,x?0??,y?2?1?2,x2?y2?36n?3,x???,y?2?3?6,222223x2?y2?36x?,y?6,x,yֵy?4x,ѡC. 22.2016߿¿α3

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