2 Answers

Benno Straub · Answer 1 · 2018-10-23T02:06:05+0000

General explicit formula:

a_n = a_1 (r^(n-1))

You are given initial value of 4.
a1 = 4

The rate of growth is it doubles every generation or multiplies by 2.
r = 2

Answer:

a_n = 4 (2^(n-1))

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