SOLUTION: How would you find the 50th term of the pattern 1,1,2,3,5

Algebra ->  Sequences-and-series -> SOLUTION: How would you find the 50th term of the pattern 1,1,2,3,5      Log On


   

Question 804441: How would you find the 50th term of the pattern 1,1,2,3,5
Answer by AnlytcPhil(1806) About Me  (Show Source):
You can put this solution on YOUR website!
That's the Fibonacci sequence

1,1,2,3,5...

You start off with the first two terms being 1.

To get the next number you add the two preceding numbers

Binet's formula for the nth Fibonacci number is

Fib(n) = 1%2Fsqrt%285%29

Fib(50) = 1%2Fsqrt%285%29 = 12586269025

Edwin