[問題] 一項數學挑戰 - 拼圖
By Quintina
at 2010-02-01T16:52
at 2010-02-01T16:52
Table of Contents
:
: |----+----+----+----+------|
: | 2 | 3 | 4 | 15 | 12 |
: |----+----+----+----+------|
: | 3 | 4 | 5 | 28 | 20 |
: |----+----+----+----+------|
: | 4 | 5 | 6 | 45 | 30 |
: |----+----+----+----+------|
: | 5 | 6 | 7 | 66 | 42 |
: |----+----+----+----+------|
: | 6 | 7 | 8 | ? | 56 |
: |----+----+----+----+------|
n n+1 n+2 (n+(n+1))*(n+1) (n+1)(n+2)
這是我想到的解法,雖然覺得很沒有邏輯(因為第四行跟第五行感覺沒有關係)
所以答案我認為是(6+7)*7=91
--
: |----+----+----+----+------|
: | 2 | 3 | 4 | 15 | 12 |
: |----+----+----+----+------|
: | 3 | 4 | 5 | 28 | 20 |
: |----+----+----+----+------|
: | 4 | 5 | 6 | 45 | 30 |
: |----+----+----+----+------|
: | 5 | 6 | 7 | 66 | 42 |
: |----+----+----+----+------|
: | 6 | 7 | 8 | ? | 56 |
: |----+----+----+----+------|
n n+1 n+2 (n+(n+1))*(n+1) (n+1)(n+2)
這是我想到的解法,雖然覺得很沒有邏輯(因為第四行跟第五行感覺沒有關係)
所以答案我認為是(6+7)*7=91
--
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拼圖
All Comments
By Gary
at 2010-02-02T02:26
at 2010-02-02T02:26
By Belly
at 2010-02-03T18:26
at 2010-02-03T18:26
By Audriana
at 2010-02-08T07:15
at 2010-02-08T07:15
By Charlie
at 2010-02-11T12:12
at 2010-02-11T12:12
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