Find an expression for the nth term of the arithmetic sequence: 6, 10, 14, 18, …
Note
The common difference is 4, so the nth term has the form 4n + c. Since the first term occurs at n = 1, 4(1) + c = 6, giving c = 2. Thus the nth term is 4n + 2.
Find an expression for the nth term of the arithmetic sequence: 6, 10, 14, 18, …
The common difference is 4, so the nth term has the form 4n + c. Since the first term occurs at n = 1, 4(1) + c = 6, giving c = 2. Thus the nth term is 4n + 2.