One model of Earth's population growth is $ P(t)=\frac{64}{\left(1+11 e^{-.08 t}\right)} $, where $ t $ is measured in years since 1990 , and $ P $ is measured in billions of people. Which of the following statements are true?
Check all that apply.
A. The carrying capacity of Earth is 64 billion people.
B. The population of Earth is growing at a rate of just under $ 8 \% $ per year.
C. The population of Earth will grow exponentially for a while but then start to decrease.

D. In 1991 , there were $ 5.74 $ billion people, according to this model.

Question

One model of Earth's population growth is $ P(t)=\frac{64}{\left(1+11 e^{-.08 t}\right)} $, where $ t $ is measured in years since 1990 , and $ P $ is measured in billions of people. Which of the following statements are true?
Check all that apply.
A. The carrying capacity of Earth is 64 billion people.
B. The population of Earth is growing at a rate of just under $ 8 \% $ per year.
C. The population of Earth will grow exponentially for a while but then start to decrease.

D. In 1991 , there were $ 5.74 $ billion people, according to this model.

Accepted Answer

AIR MATH

Math Question

Solution

AIR MATH homework app,
absolutely FOR FREE!

Math Question

Solution

AIR MATH homework app,absolutely FOR FREE!

AIR MATH homework app,
absolutely FOR FREE!