Question

Find the first term, last term, and the sum for each finite arithmetic series.
1. \sum_(n=1)^(17) 5n
2. \sum_(n=1)^(20) (3n+1)
3. \sum_(n=2)^(42) (2n-1)
4. \sum_(n=2)^(30) (4n-2)
5. \sum_(n=3)^(18) (6n-10)

Answer 1

Step-by-step explanation:

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