-2,-1,0,1,2,3,4,5
-10,-7,-4,-1,2,5,8,11
What is the function???
2006-11-12 10:50:51 · 3 個解答 · 發問者 ? 2 in 科學 ➔ 數學
Input k:-2,-1,0,1,2,3,4,5
Output h:-10,-7,-4,-1,2,5,8,11
2006-11-12 10:56:37 · update #1
y=3x-4
-10 -7 -4 -1
都係一樣相差3,,
但係係第一次揾相差ge時候d差已經一樣,,所以一定係x,,唔係x^2.x^3........
揾到y=3x
再試代0入去
會係0
但係條quest.要求係-4,,所以加番-4
就係y=3x-4
2006-11-12 10:59:31 · answer #1 · answered by Anonymous · 0⤊ 0⤋
應該是 f(n)=3k-4 或 f(k)=(n+4)/3
2006-11-27 13:15:15 · answer #2 · answered by 丫發 7 · 0⤊ 0⤋
1. -3+1n
2. -10-3+3n
不知對不對, 請見諒
2006-11-12 15:58:32 補充：
-3+1k-10-3+3h
2006-11-12 10:57:47 · answer #3 · answered by wilsonpotter 3 · 0⤊ 0⤋