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The value of ∑ = ∞ → + + n 1 k 2 2 2 2 3 n ) k 3 n )( k n ( n lim is:

1. ) 3 3 2 ( 8 + π
2. 24 ) 3 3 2 ( π +
3. ) 3 3 4 ( 8 13 + π
4. 8 ) 3 3 2 ( 13 π −

Correct answer: ) 3 3 4 ( 8 13 + π

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