The first several terms of a sequence { an } are given. Assume that the pattern continues as indicatedand find an explicit formu
la for an .3, 4, 5, 6, 7,
1 answer:
Answer:
an = 2 + n
Step-by-step explanation:
The differences between terms are all 1. The first term is 3. The general form of the general term is ...
an = a1 + d(n -1)
Filling in a1 = 3 and d = 1, we have ...
an = 3 + n - 1
an = 2 + n . . . . . . simplify
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