Question: Compute the sum 2+5+8+ ... +59. Question 6 Compute the sum 3+1+ ... +77. Question 7 Find a closed form for the sum of

Compute the sum 2+5+8+ ... +59. Question 6 Compute the sum 3+1+ ... +77. Question 7 Find a closed form for the sum of the sequence an=1+4n for n 0. Question 8 Compute the sum of the sequence 3.2 for n 0.

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