Graph the function f(x)=16⋅4x−7.

Which statements about the function f(x)=16⋅4x−7 are true?

Select all that apply.

The domain of the function is (−∞,∞) and the range is (−∞,−7).
The initial value is 9.
The horizontal asymptote is −7.
The horizontal asymptote is 16.
The initial value is −7.
The domain of the function is (−∞,∞) and the range is (−7,∞).