Identify the type of the following sequence- 121-5211-92112-132113-

The correct option is C None of these T _ n = (1+(n 1)4) ^ 2 11 ^ n 1 = (4n 3) ^ 2 11 ^ n 1 S=∑ #160; #160; _ i=1 ^∞ #160; T _ n =∑ #160; ...

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Geometric Progression

Identify the ...

Question

Identify the type of the following sequence:
$\frac{1^{2}}{1} + \frac{5^{2}}{11} + \frac{9^{2}}{11^{2}} + \frac{13^{2}}{11^{3}} + . . . . . . .$

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None of these

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1^{2} = \frac{1}{6} [1 \times (1 + 1) \times (2 \times 1 + 1)] 1^{2} + 2^{2} = \frac{1}{6} [2 \times (2 + 1) \times (2 \times 2 + 1)] 1^{2} + 2^{2} + 3^{2} = \frac{1}{6} [3 \times (3 + 1) \times (2 \times 3 + 1)] 1^{2} + 2^{2} + 3^{2} + 4^{2} = \frac{1}{6} [4 \times (4 + 1) \times (2 \times 4 + 1)]

1 \frac{1}{2} + 1 \frac{1}{3} + 1 \frac{1}{4} + \dots + 1 \frac{1}{19} =

1

7^{2}

9^{2}

5^{2}

11^{2}

1 + \frac{2}{11} + \frac{5}{11^{2}} + \frac{10}{11^{3}} + \frac{17}{11^{4}} + . .

\infty \sum i = 1 \frac{i}{7^{i}}

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