Exponential Functions Practice Easy

Which function represents the table of values?

• f(x) = 4x

• f(x) = x⁴

• f(x) = 4^x

• f(x) = 4^x-1

Which represents exponential decay?

• A

• B

• C

• D

Is this exponential growth or decay?

• Growth

• Decay

Is this exponential growth or decay?

• Growth

• Decay

• A

• B

• C

• D

• 
• 
• 
• 

What is the equation of the graph shown, and what is the y-intercept?

• y = 1⁄3 (3)^x ; a = 1⁄3

• y = 1⁄3 (3)^x ; a = 3

• y = 3 (1/3)^x ; a = 1⁄3

• y = 3 (1/3)^x ; a = 3

• 1

• 2

• 3

• 4

Use the table to write an exponential function of the form: f\left(x\right)=a\cdot b^x