please enter the missing figure 3,5,8,13,21?

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please enter the missing figure 3,5,8,13,21?

2006-08-05 07:24:00 · 4 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics

4 answers

34, 55, 89, etc.

It's the Fibonacci sequence where each number is the sum of the prior two terms. F(n) = F(n-1) + F(n-2).

Usually you see the sequence starting with 0, 1 or 1, 1. Then the sequence is:
0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144, 233, etc.

2006-08-05 07:27:41 · answer #1 · answered by Puzzling 7 · 0⤊ 0⤋

Add 13 + 21 so the next number is 34

2006-08-05 21:25:05 · answer #2 · answered by MollyMAM 6 · 0⤊ 0⤋

34
fibonacci sequence with 1st 2 numbers 3 and 5

2006-08-05 19:38:03 · answer #3 · answered by Mein Hoon Na 7 · 0⤊ 0⤋

34
You add the two previous terms to get the next term.

2006-08-05 14:30:04 · answer #4 · answered by MsMath 7 · 0⤊ 0⤋