gilbertazavedo72
gilbertazavedo72 gilbertazavedo72
  • 30-05-2020
  • Mathematics
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If the first three Fibonacci nos. are x1=1, x2=1 and x3=2, what is the least value of n for which xn>60?

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sqdancefan
sqdancefan sqdancefan
  • 30-05-2020

Answer:

  11

Step-by-step explanation:

The first 12 terms of the sequence are ...

  1 1 2 3  5 8 13 21  34 55 89 144

The first term that is greater than 60 is the 11th term, 89.

  n = 11

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