Sue took out a car loan for $30,000 and has been making monthly payments toward the interest and principal. the following graph depicts her loan balance:
exponential graph starting at point 0, 30,000 and approaching the x-axis as it moves left to right.
identify the domain of the function.
a. all real numbers
b. x ≥ 0
c.0 ≤ x ≤ 30,000
d.7 ≤ x ≤ 30,000