The sum of the first 8 terms of 1 2 2 + 1 2 + 2 2 3 + 1 2 + 2 2 + 3 2 4 + ? is

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Solution

Q.
The sum of the first 8 terms of $\frac{1^{2}}{2} + \frac{1^{2} + 2^{2}}{3} + \frac{1^{2} + 2^{2} + 3^{2}}{4} + \dots$ is

1 72

2 73

3 74

4 75

Ans.
(3)

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