NathanS3603 NathanS3603 18-02-2021 Mathematics contestada 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
