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VladimirAG [237]
3 years ago
8

6, 1, -4, -9,...

Mathematics
1 answer:
kykrilka [37]3 years ago
3 0
Texaschic nailed it when saying that it's arithmetic

The recursive way to write this is to say

a_1 = 6
a_n = a_{n-1} - 5

which tells us "start at 6 and each time subtract off 5"

The a_n portion is the nth term while a_{n-1} is the term just before the nth term
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