We start with 2 rabbits. Every 4 weeks, their population triples.

Answer 1

Let's assume you want a formula for population growth. (guessing)

Let t = time in 4-week chunks. P₀ = 2

P(0 = P₀

P(1) = 3P₀

P(2) = 3(3P₀)

P(3) = 3(3(3P₀))

:

:

P(t) = 3^tP₀