please help me on this.

9514 1404 393
Answer:
Step-by-step explanation:
The parent function f(x) = a^x has a domain of all real numbers, a range of y>0, a y-intercept of 1, and an asymptote of y=0. It is a growth function for a>1, a decay function for 0<a<1.
Here, you have a=4, and the value -7 has been added. That addition translates the graph downward 7 units, so you have ...