Functions Introduction

Is this graph a function or not a function? 

• Function 

• Not a Function 

What is the y-intercept of the exponential function? 

• (0,1)

• (0,0)

• There is not one

Which graph represents this exponential function equation and table?

• 
• 
• 
• 

Which graph represents this exponential function equation and table?

• 
• 
• 
• 

What does the graph represent?

• Exponential Decay

• Exponential Growth

What is the y-intercept of the function?

• 2

• 3

• 1

• -2

What is the Domain of this exponential function?

• y=1

• x=0

• All Real Numbers

• x>0

What is the Range of this function?

• y> 0

• x> 0

• All Real Numbers

• y= 1

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

What is the range of the exponential function?

• all real numbers

• y > 3

• y < 3

• x > 3