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Let f(x) = (x+ x^(2) + …….+ x^(n))/(x -1...

Let `f(x) = (x+ x^(2) + …….+ x^(n))/(x -1) and g(x) = (4^(n) +5^(n))^(1//n)` such that ` lim_(x to 1) f(x) = lim( n to oo) g(x)`

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The correct Answer is:
n = 5
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