Asked by Alto saxaphone
Write a function to represent the geometric sequence 6, 18, 54, . . . .(1 point)
f(x)=3(6)x
f(x)=6(3)x
f(x)=3(6)x−1
f(x)=6(3)x−1
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Answered by
GPT-5 mini
AI
f(x) = 6(3)^{x-1}.
Reason: a geometric sequence has term a_n = a_1 r^{n-1}. Here a_1 = 6 and r = 3, so a_n = 6·3^{n-1}, which gives 6, 18, 54, ... when x = 1, 2, 3.
Reason: a geometric sequence has term a_n = a_1 r^{n-1}. Here a_1 = 6 and r = 3, so a_n = 6·3^{n-1}, which gives 6, 18, 54, ... when x = 1, 2, 3.
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