Exponential Functions Percent Increase and Decrease

• The account balance will decrease 0.04% each year

• The account balance will increase 0.04% each year

• The account balance will decrease 4% each year

• The account balance will increase 4% each year

• 0.5%

• 0.995%

• 5%

• 99.5%

• 995%

• The account balance will decrease 0.07% each year

• The account balance will increase 0.07% each year

• The account balance will decrease 7% each year

• The account balance will increase 7% each year

• 85% decrease

• 15% decrease

• 85% increase

• 15% increase

Identify the percent (%) increase or decrease for the function below:

• Increase by 0.17%

• Increase by 17%

• Decrease by 17%

• Decrease by 0.17%

Identify the percent (%) increase or decrease for the function below: f(x) = 3000 (1.17)^x

• Increase by 0.17%

• Increase by 17%

• Decrease by 17%

• Decrease by 0.17%

what is the percent increase/decrease of this exponential function?

y=47(1.09)^x

Which of the following could be represented by A=200(1.1)^t

• I started with $200 and lost 1% per week

• I started with $200 and lost 10% per week

• I started with $200 and gained 1% per week

• I started with $200 and gained 10% per week

The function shows the growth of a fruit fly population. f(t) is the number of fruit flies after t days.

What is the initial population of the fruit flies?

Identify the percent (%) increase or decrease for the following function. f(x) = 35 (1 – 0.06)x

• Increase by 6%

• Decrease by 0.06%

• Increase by 0.06%

• Decrease by 6%