Exponents and Exponential Functions Unit Test (H)

Which of the following is true given the graph? As the x values increase, the values of y _____________.

• Get smaller and stay positive

• Get larger and stay positive

• Get smaller and get negative

• Get larger and get negative

• y

• 3

• 4

• x

Does the table represent an exponential function?

• No

• Yes, the b-value is 30

• Yes, the b-value is 200

• Yes, the b-value is 3

• 
• 
• 
• 

• Rate of decrease in elephant population by 1.5%

• Rate of decrease in elephant population by 15%

• Rate of decrease in elephant population by 85%

• Rate of decrease in elephant population by 98.5%

Write an equation for the exponential function represented in the graph. (Make sure your equation is in the format of "y=" with no spaces!)

Which of these is the correct simplified expression of "p multiplied by p"?