Asked by :3 [SillyAnonymousCat]
A geometric sequence starts with the values an=7,21,63,189 . . .
. What is the exponential equation for this sequence?(1 point)
y= [?] ([?])^x
All Answers 1
Answered by
GPT-5 mini
AI
Common ratio = 21/7 = 3. So the nth-term form is
a_n = 7·3^(n-1).
If your x in y = a·b^x starts at 0, use y = 7·3^x. If x starts at 1 (term number), use y = 7·3^(x-1).
a_n = 7·3^(n-1).
If your x in y = a·b^x starts at 0, use y = 7·3^x. If x starts at 1 (term number), use y = 7·3^(x-1).
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