Intro to Exponential Functions Graphs

What is the equation that best represents the graph?

• y=2^y
• y=2^x
• y=2^-x
• y=x²

Which of the following best represents the graph?

• y=2^x
• x=2^y
• y=x²
• y=2^-x

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

Using the parent function y=3^x what would the graph of y=3^x+1 look like?

• Horizontal shift left one unit!
• Horizontal shift right one unit!
• Vertical shift up one unit!
• Vertical shift down one unit!

Using the parent function y=3^x what would the graph of y=3^x+1 look like?

• Horizontal Shift to the right 1 unit
• Horizontal shift to the left one unit
• Vertical shift one unit up
• Vertical shift one unit down

Using the parent function y=3^x what would the graph of y=3^x+1 look like?

• Horizontal Shift to the right 1 unit
• Horizontal shift to the left one unit
• Vertical shift one unit up
• Vertical shift one unit down

Using y=3^x as the parent function, what will y=3^{-x look like?}

• Reflection on the x axis?
• Reflection on the line y=x
• Reflection on the y axis
• Reflection on y=0

What is the asymptote of this exponential function?

• y = 0
• y = -4
• x = 5
• All real numbers

What is the horizontal asymptote?

• (0,3)
• y=3
• y=-2
• y=2

What is the horizontal asymptote?

• y = 4
• y = 0
• x = 4
• y = 5