Growth & Decay

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

• SLOPE
• RATE OF CHANGE
• Y-INTERCEPT
• COMMON RATIO

A population of 2200 beetles is too large to sustain and decreases in population each month at a rate of 5%. What is the decay factor?

• -5
• -.05
• .95
• .05

Exponential Growth or Exponential Decay

A=1200(0.85)⁶

• Exponential Growth

• Exponential Decay

What is the percent of decrease?

A=1200(0.85)⁶

• Decreasing 85%

• Decreasing 15%

• Increasing 85%

• Increasing 15%

• Exponential Growth
• Exponential Decay
• Linear Function

  (Increasing)

• Linear Function

  (Decreasing)

• Exponential Growth 

• Exponential Decay

If the rate of increase is 5%, what is growth factor?

• 5

• 0.5

• 1.5

• 1.05

Daniel’s Print Shop purchased a new printer for $35,000. Each year it depreciates at a rate of 5%.

Which equation is correct?

This is an example of:

• Linear Growth

• Linear Decay

• Exponential Growth

• Exponential Decay

This is an example of:

• Linear Growth

• Linear Decay

• Exponential Growth

• Exponential Decay