If - - are roots of 375 x2-25 x-2-0 and Sn-n-n- then limn -nr-1Sr is

The correct option is B 112 undefined ...

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If α, β are...

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If $α, β$ are roots of $375 x^{2} - 25 x - 2 = 0$ and $S_{n} = α^{n} + β^{n}$ , then $l i m_{n \to \infty} \sum_{r = 1}^{n} S_{r}$ is

\frac{7}{116}

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\frac{1}{12}

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\frac{29}{398}

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\frac{1}{2}

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α

β

375 x^{2} - 25 x - 2 = 0,

lim n \to \infty n \sum r = 1 α^{r} + lim n \to \infty n \sum r = 1 β^{r}

α, β

375 x^{2} - 25 x - 2 = 0

s_{η} = α^{η} + β^{η}

{lim}_{η \to \infty} \sum_{r = 1}^{η} s_{r}

α

β

x^{2} + 5 x - 7 = 0

S_{n} = α^{n} + β^{n}

If $α, β$ are the roots of the equation $a x^{2} + b x + c = 0 a n d S_{n} = α^{n} + β^{n} t h e n a S_{n + 1} + b S_{n} + c S_{n - 1} = (n \geq 2)$

α, β

a x^{2} + b x + c = 0

S_{n} = α^{n} + β^{n}

a S_{n + 1} + b S_{n} + c S_{n - 1} =

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