Which of the following could be an example of a function with a range [a, ∞) and a range [b, ∞) where a > 0 and b > 0?

What is the inverse of the function f(x)=4x+8

Polynomial that can be factored as (3x-4)(3x+4)

To finance her community college education, sarah takes out a loan for $2900. after a year sarah decides to pay off the interest, which is 4% of $2900. how much will she pay