Exponential Growth and Decay Functions

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

• Exponential Growth
• Exponential Decay
• Linear
• None

What is the y-intercept of the function?

• 2
• 3
• 1
• -2

What type of function is f(x)=2(1/7)^x ?

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

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

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

Is y = 5(1.04)^x growth or decay?

• Growth

• Decay

Which of these functions is a growth function? Check all that apply.

What type of function is f(x)=2(1/7)^x ?

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

• Exponential Growth

• Exponential Decay

• Linear

• None of the above

What is a, the initial amount, for the function: f(x) = 300(1.16)^x?

• 300
• 1.16
• .16
• x

Identify the common ratio (b value) of the function f(x)=2(4)^x.

• 2

• 4

• (2)^x

• 8