What is the rule for the nth term, an, when the first 4 terms of the sequence are 4, 16, 64, 256? A. an=(‒4)^n ‒ 1 B. an=4n C. an=4^n ‒ 1 D. an=4^n

asked Sep 2, 2019 132k views

1 vote

What is the rule for the nth term, an, when the first 4 terms of the sequence are 4, 16, 64, 256?

A.
an=(‒4)^n ‒ 1
B.
an=4n
C.
an=4^n ‒ 1
D.
an=4^n

by VnC

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4 votes

4, 16, 64, 256

4¹, 4², 4³, 4⁴

Do you see the pattern?
a_(n) = 4^(n)

Answer: D

Tickon answered Sep 7, 2019

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