Question

What are the domain,range and asymptote of h(x)=6^x-4

Answer 1

The domain and range are all real numbers.

The asymptote is y = -4

Answer 2

6^x is an exponential function; its domain is the set of all real numbers.

The range of 6^x is (0, infinity).  The range of 6^x - 4 is (-4, infinity).