Day of Review

Describe this function.

• Exponential Growth

• Exponential Decay

• Linear Positive

Describe the function.

• Exponential Growth

• Exponential Deacy

• Positive Linear

Describe the function.

• Exponential Growth

• Exponential Decay

• Quadratic

Mathematical Equivalence

ON

Mathematical Equivalence

ON

• Up 2

• Down 2

Which of the following is an exponential function?

• y = x²

• f(x) = 3x³

• f(x) = 3^x

The number of mosquitoes at the beginning of the summer was 4,000. The population of mosquitoes is expected to grow at a rate of 25% a month. How many mosquitoes will there be after 4 months?

• 9765

• 9006

• 5433

• 9766

Which of the following functions shows an initial amount of $15 and an increase of 35% each year?

• y = 15(35)^x

• y = 15(0.35)^x

• y = 15(1.35)^x

• y = 35(1.15)^x

An adult takes 800 mg of ibuprofen. Each hour, the amount of ibuprofen in the person’s system decreases by about 29%. How much ibuprofen is left after 6 hours? 

• 101
• 102
• 103
• 104