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OpenStudy (anonymous):
Write a formula for this sequence: 19, 11, 3, -5,...
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OpenStudy (blues):
n - 8
OpenStudy (anonymous):
Do you mean 27-8n?
OpenStudy (blues):
If you're given that n initial = 27, yes, but just in general, n sub(+1) = n-8
OpenStudy (zarkon):
\[a_1=19\]\[a_{n+1}=a_n-8\] or \[a_n=19-8(n-1)\]
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