Problems
Problem 2.1:
Define the arithmetic sequence
an = 4n - 3 recursively.
[Solution]
Problem 2.2:
Define the arithmetic sequence
a1 = 6;
an+1 = an - 2 explicitly.
[Solution]
Problem 2.3:
What is the sum of the first six terms of the sequence
an = 2n + 6?
[Solution]
Problem 2.4:
What is the sum of the first 45 terms in the arithmetic sequence
a1 = 3;
an+1 = an + 5?
[Solution]