Exponential Functions

What is the y-intercept of the function?

• 2
• 3
• 1
• -2

What type of function is y = 7(5/4)^x?

• Exponential Growth
• Exponential Decay
• Linear
• None of the above

Identify the y-intercept (initial value) in the function f(x)=13(.27)^x

• (.27)^x
• .27
• 13
• 3.51

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

• Exponential Growth
• Exponential Decay
• Linear
• None

Is this exponential growth or decay?

• Growth
• Decay

• Linear

• Exponential

• Neither

• Exponential Growth

• Linear

• Exponential Decay

Which does y = 2(0.5)^x represent?

• Exponential Growth

• Exponential Decay

Which does y = (2)^x represent?

• Exponential Growth

• Exponential Decay

The horizontal line that a exponential function approaches but never touches

• Asymptote

• Growth Factor

• Axis of Symmetry