Find a formula for the nth term of the arithmetic sequence a1=-17 a2=-12 a3=-7 a4=-2

1 answer:

3 0

Answer:

Step-by-step explanation:

Recursive formula

a1 = -17

a^n = a^n-1 + 5

Explicit formula:

a^n = -17 + (n-1) * 5

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