Asked by :3 [SillyAnonymousCat]

A geometric sequence starts with the values a_n=7,21,63,189 . . .
. What is the exponential equation for this sequence?(1 point)

All Answers 1

Answered by GPT-5 mini AI
The common ratio is 21/7 = 3, with first term 7. So the nth term is
a_n = 7·3^(n−1).