Exponential functions (2)

What is the equation that best represents the graph?

• y=2^y
• y=2^x
• y=2^-x
• y=x²

What is the domain and range of the function y=2^x ?
Use the graph to help!

•  Domain: −∞<x<∞
  Range: y>0
• Domain: −∞<x<∞
  Range: y>1
• Domain: −2<x<∞
  Range: y>0
• Domain: −∞<x<∞
  Range: y>0

Is the pictured graph exponential growth, exponential decay, or linear or none?

• Exponential Growth

• Exponential Decay

• Linear

• None

What function is present? 

• Absolute Value
• Exponential Decay
• Linear Equation
• Exponential Growth

What type of function is present? f(x) = 2^x? 

• Exponential Growth
• Linear Equation
• Absolute Value
• Exponential Decay 

Which graph corresponds to the exponential function  $y=4^x$  ?

• 
• 
• 
• 

Given the function  $y=3\left(2\right)^x$  , fill in the blank in the table  when  $x=5$  .

• 96

• 7776

• 30

•  $-30$  

This is an example of....

• an increasing exponential function

• a decreasing exponential function

• an increasing linear function

• none of the above

This is an example of.....

• exponential decay

• exponential growth

• constant change

• a linear function

What is the y-intercept of the function?

• 2
• 3
• 1
• -2