Answer:
wait ill work this out for you
Step-by-step explanation:
Answer:

Step-by-step explanation:
we know that
The volume of the cone is equal to

we have that the radius and the height of the cone will be equal to the radius and the height of the cylinder
so



substitute the given values


Simplify

The answer
for such a question, it is required to graph each function, the answer is
<span>f(x) =4/5(4/5 )^x
check the attached file for proof</span>