Question

Find the first four terms of the sequence given by the following.

An = 3^n + 4 /3^n

N = 1,2,3,...

Answer 1

A1 = 3 + 4/3
A2 = 3^2 + 4/3^2 = 9 + 4/9
A3 = 3^3 + 4/3^3 = 27 + 4/27
A4 =

Answer 2

3^{n}+ \dfrac{4}{3^{n}}

Answer 3

So these would be my answers?

Answer 4

Once you have used the info to figure out A4.

Answer 5

Okay, Thank you! (:

Answer 6

You are very welcome. Glad to have helped.