Which equation represents the nth term of the sequence {2,1,-4,-7...}. a n =2n-5 a n=3n-1 a n=-3n-10 a n=-3n+5

Question

asked Dec 19, 2021 226k views

2 Answers

Killah · Answer 1 · 2021-12-24T16:47:30+0000

Answer:

D

Explanation:

I can only answer this if the second term is -1

a = 2

d = -3

t_n = a + (n - 1)*-3

t_n = 2 + -3n + 3

t_n = 5 - 3n or

t_n = - 3n + 5

That's D