2/7/16/39/94/[ ] /548/[ ]1/4/11/29/76/[ ]/521/[ ]
2006-08-12 19:55:16 · 3 個解答 · 發問者 Wu P 7 in 科學 ➔ 數學
第一題
2/7/16/39/94/[ 227 ] /548/[ 1323 ]
公式: X(i) = X(i-1) *2 + X(i-2) ; i > 3
例: 16 = 7 * 2 + 2
39 = 16 * 2 + 7
94 = 39 * 2 + 16
第二題
1/4/11/29/76/[ 199 ]/521/[ 1364 ]
公式: x(i) = x(i-1) * 3 - x(i-2) ; i > 3
例: 11 = 4 * 3 - 1
29 = 11 * 3 - 4
76 = 29 * 3 - 11
199 = 76 * 3 - 29
希望您能看的懂
2006-08-12 20:14:53 · answer #1 · answered by Someone 3 · 0⤊ 0⤋
也可以幫我看一下嗎http://tw.knowledge.yahoo.com/question/?qid=1106102204966
2006-10-22 14:55:23 · answer #2 · answered by 奕成 4 · 0⤊ 0⤋
1.) 2/7/16/39/94/[ 227 ] /548/[ 1323 ]
2.) 1/4/11/29/76/[ 199 ]/521/[ 843 ]
2006-08-13 01:12:19 補充：
1.) 2/7/16/39/94/[ 227 ] /548/[ 1323 ]**(2)↘→ (7)↘→ (16)↘→ (39)↘→ (94)↘→【227】↘→ (548)↘→【1323】****** 5↗ ...→ 9↗ ...→ 23↗ ...→ 55↗ → 133↗ ...→ 321↗ ...→ 775 ↗********* (4)↗→ (14)↗...→ (32)↗→ (78)↗ → (188)↗→ (454)↗ANS：【227】＆【1323】
2006-08-13 01:16:30 補充：
2.) 1/4/11/29/76/[ 199 ]/521/[ 1364 ]**(1)↘→ (4)↘→ (11)↘ → (29)↘→ (76)↘→【199】↘→ (521)↘→【1364】****** 3↗ ...→ 7↗ ...→ 18↗ ..→ 47↗ ..→ 123↗ ...→ 322↗ ...→ 843 ↗******** (4)↗ → (11)↗→ (29)↗ → (76)↗ → (199)↗ ...→ (521)↗→ (1364)
2006-08-13 01:20:04 補充：
************* ...7 ......→ 18↗ .→ 47↗ ...→ 123↗ ...→ 322↗ → 843 ↗*************** (11)↗ → (29)↗ → (76)↗ → (199)↗ ...→ (521)↗ANS：【199】＆【1364】＃
2006-08-12 20:22:54 · answer #3 · answered by 熊熊 5 · 0⤊ 0⤋