
The domain is
The range is
The asymptote is
The y-intercept is

This represents an exponential function, because his savings increase by a constant

The population decreases from day 4 to day 6 than from day 1 to day 3.
The sequence has a common , so it a geometric sequence.
Explicit
Recursive
What is the recursive formula for the sequence?
What is the explicit formula for the sequence?