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The first term of an arithmetic sequence is a1 = 2, and the third term is a3 = 6. Which of the following could be formula(s) for the sequence? Select all that apply. A. an = 2n B. an = 2n + 2 C. an = n
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The first term of an arithmetic sequence is a1 = 2, and the third term is a3 = 6. Which of the following could be formula(s) for the sequence? Select all that apply.

A. an = 2n
B. an = 2n + 2
C. an = n + 2
D. ​​an = an − 1 + 2; a1 = 2

User Rez
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3.3k points

1 Answer

4 votes

Answer:

A

Explanation:

an=2(1)=2

an=2(3)=6

User Darrenmc
by
3.2k points
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