數列-快速增加 - 拼圖
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By Elizabeth
at 2010-07-03T09:43
at 2010-07-03T09:43
Table of Contents
一個數列的開始
[1] 某數列 第一個數字(A1)是2
第N+1個數字是第N個數字________________
空白處要怎麼敘述(文字表達) 會使數列正增加速度最快?
(1)敘述時數字只能用一次2,其餘禁止
(2)敘述時代數只能用一次N,其餘禁止
Ex. (o)第N+1個數字是第N個數字加2N
(x)第N+1個數字是第N個數字立方 ....立方有3
(x)第N+1個數字是第N個數字乘以自己本身 ....自己本身(An)是N以外的代數
[2] 承上...第一個數字(A1)是1
[3] 承上...第一個數字(A1)是0
[4] 承上...第一個數字(A1)是-100
...可能的話 A7 是多少
--
Largest known and Log their diameter(km) Moon 3.541 Earth 4.106
satellite Ganymede 3.722
planet Jupiter 5.155 TrES-4 5.401
star Sun 6.144 Mu Cephei 9.338 VY Canis Majoris 9.479
nebula Tarantula Nebula 15.675
galaxy Milky Way 17.976 IC 1101 19.675
--
[1] 某數列 第一個數字(A1)是2
第N+1個數字是第N個數字________________
空白處要怎麼敘述(文字表達) 會使數列正增加速度最快?
(1)敘述時數字只能用一次2,其餘禁止
(2)敘述時代數只能用一次N,其餘禁止
Ex. (o)第N+1個數字是第N個數字加2N
(x)第N+1個數字是第N個數字立方 ....立方有3
(x)第N+1個數字是第N個數字乘以自己本身 ....自己本身(An)是N以外的代數
[2] 承上...第一個數字(A1)是1
[3] 承上...第一個數字(A1)是0
[4] 承上...第一個數字(A1)是-100
...可能的話 A7 是多少
--
Largest known and Log their diameter(km) Moon 3.541 Earth 4.106
satellite Ganymede 3.722
planet Jupiter 5.155 TrES-4 5.401
star Sun 6.144 Mu Cephei 9.338 VY Canis Majoris 9.479
nebula Tarantula Nebula 15.675
galaxy Milky Way 17.976 IC 1101 19.675
--
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