# Posts by ##000000

Total # Posts: 2

**Algebra**

In the year 2012, the population of India was about 1.22 billion. The exponential function P(t)=1.22(1.021)^t is used to calculate the India's population t years from the year 2012. Estimate the population t year of India in the 2020. Can someone help me break down this ...

*September 17, 2012*

**Algebra**

A cup of coffee contains about 100mg caffeine. The exponential function A(t)=100(0.84)^t is used to calculate the amount of caffeine in a body t hours after the coffee was consumed. Find the amount of caffeine in the body after 4 hours. Can someone help with a step by step ...

*September 17, 2012*

- Pages:
**1**