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 Let\(\begin{align*} A_0 &= 6 \\ A_1 &= 5 \\ A_n &= A_{n - 1} + A_{n - 2} \; \textrm{for} \; n \geq 2. \end{align*}\).

 

There is a unique ordered pair (c,d) such that \(c\phi^n + d\widehat{\phi}^n\) is the closed form for sequence A_n.  Find c using the Fibonacci and Lucas number 

 Mar 27, 2018
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help me

 Oct 8, 2018

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