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Fibonacci might have been here

Best Answer nana77, 15 July 2014 - 07:09 AM



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#1 bonanova



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Posted 15 July 2014 - 07:02 AM

The sequence S1, S2, S3, ... , S10 has the property that every term after the second is the sum of the previous two.


That is, Sn = Sn-2 + Sn-1 for n > 2.


Suppose that S9 = 110 and S7 = 42.


What is S4?

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Vidi vici veni.

#2 nana77


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Posted 15 July 2014 - 07:09 AM   Best Answer



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