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Show that F1 + F2 + ... Fk = F(k+2) - 1

 

Where Fk is the kth fibonacci number

Thanks!

 Dec 21, 2022
 #1
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You can just use Binet's formula: https://mathworld.wolfram.com/BinetsFibonacciNumberFormula.html

 Dec 21, 2022

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