What's the 13th term in the arithmetic sequence

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asked Sep 15, 2019 47.7k views

1 Answer

Krishnakumar · Answer 1 · 2019-09-18T16:20:27+0000

Replace n with 13 and simplify

an = 84+(n-1)*(-6)
a13 = 84+(13-1)*(-6)
a13 = 84+(12)*(-6)
a13 = 84+(-72)
a13 = 84-72
a13 = 12

Answer: Choice A) 12

What's the 13th term in the arithmetic sequence

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