PROBLEMS ON DOMAIN AND RANGE OF EXPONENTIAL FUNCTION WORKSHEET

Problem 1 :

What is the domain of the exponential function

f(x) = 14(0.8)^x ?

Solution

Problem 2 :

What is the range of exponential function y = 120 (7^x) ?

Solution

Problem 3 :

The graph of y = (2/3)^x is shown below. What is the range of the function y ?

Solution

Problem 4 :

What is the domain of f(x) = 6(1.8)^x?

Solution

Problem 5 :

The graph of the exponential function y = -400 (5)^x is shown below.

What is the range of the function ?

Solution

Problem 6 :

The table below shows points that belongs to the function.

Solution

Problem 7 :

Solution

Problem 8 :

Solution

Problem 9 :

The volume V, the air remaining in an inflated balloon can be modeled by the function

V = 1000 (0.85)^x

where x represents the number of days that have passed since inflating the balloon. What is the reasonable domain for the situation.

Solution