Exponential Functions Matching

Classify the model as Exponential GROWTH or DECAY.
A=1200(.85)⁶

• Growth

• Decay

Classify the model as Exponential GROWTH or DECAY.
A=10(1.01)³

• Growth

• Decay

Is this exponential growth or decay?

• Growth

• Decay

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

• 2

• 4

• (2)^x

• 8

What is the y-intercept of the function?

• 2

• 3

• 1

• -2

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

• (.27)^x
• .27
• 13
• 3.51

Describe the equation
y = 100 * 2^x

• It starts with 100 and is tripling

• It starts with 100 and is doubling

• It starts with 2 and is being multiplied by 100 each time

• It starts with 100 and is adding 2 each time

Linear, exponential, or neither?

• Linear

• Exponential

• Neither

• All of the above

Write an equations that models the data shown.

Suppose the population of a species of insects doubles every year. There are 1600 insects initially. The function for the scenario would be?