Consider the sequence: 7, 64, 121, 178, 235, ... where u, = 7

1 answer:

7 0

Answer:

It is an arithmetic sequence.

Step-by-step explanation:

64 - 7 = 57

121 - 64 = 57

178 - 121 = 57

We have a common difference of 57, so it is arithmetic.

The explicit formula for the nth term

= 7 +57(n - 1).

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