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What is the explicit formula for this sequence?

What is the explicit formula for this sequence?-example-1
User Crouch
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1 Answer

2 votes

Answer:

D

Explanation:

This is an arithmetic sequence with n th term


a_(n) = a + (n - 1)d

where a is the first term and d the common difference

d = - 2 - (- 6) = 2 - (- 2) = 6 - 2 = 4 and a = - 6, hence


a_(n) = - 6 + (n - 1)4 → D

User Bbusdriver
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