Geometric and exponential Function

What is the common ratio of this sequence ? 5, 25, 125, ...

• 4

• 2

• 5

• 6

Given the following table of values, construct the function that represents the sequence.

• y = 3(4)^x

• y = 3x + 4

• y = 4(3)^x

• y = 4x + 3

Which equation describes the story below?
You have $5 and triple your money every day. 

• y=5(3)^x
• y=5^x
• y=5(3x)
• y=15^x

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

• Exponential Growth
• Exponential Decay
• Linear
• None

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

• Exponential Growth
• Exponential Decay
• Linear
• None

In an exponential function, what does the 'a' represent?

• SLOPE

• MULTIPLIER

• INITIAL VALUE

• EXPONENT

In an exponential function, what does the 'b' represent?

• SLOPE

• MULTIPLIER

• INITIAL VALUE

• EXPONENT

Identify the multiplier (b) of the function f(x)=2(4)^x.

• 2

• 4

• (2)^x

• 8

Identify the y-intercept (initial value) of the function f(x)=2(4)^x.

• 2

• 4

• (2)^x

• 8

Is the following function and example of exponential decay or growth?

f(x)=2(0.85)^x

• Exponential Decay

• Exponential Growth