Question

The first term in an arithmetic sequence is 5. The second term in the sequence is 8. What is the explicit rule? What is the 25th term?
A. an= 5 + (n – 1)(-3); -67
B. an = 2 + (n – 1)(3); 74
C.an = 5 + (n – 1)(3); 77
D.an = 2 + (n – 1)(-3); -70

Answer 1

Are you trying for a Jiskha record? The most names in a few minutes?

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Answer 2

you did see Writeacher's comment?

posting an entire homework assignment is a no-no
... even one question at a time