#2: Another city showed the exact opposite, its population was increasing by 15%. If in 1980 it also had 1.2 million people create a table of values for the population in 1990,2000, 2010 and 2020. What function would generate this table? Year 1990 2000 2010 2020 Population Pop =

7. The world's population has grown at an average rate of 1.9 percent per year since 1945. There were approximately 4 billion people in the world in 1975. Which of the following functions represents the world's population P, in billions of people, t years since 1975? (1 billion = 1,000,000,000) *

Why do we divide (-100(1.80))/(9(8000/1000) ?? Where does the 1000 come from?

2. a. Write an exponential equation of the form y = a(b)* that passes through the points (1, 6.4) and (4, 3.2768). Explain how you got your answer OR show your work. b. Identify the percent change that is modeled by your equation in part a. In other words, identify whether your equation represents a percent increase or decrease AND how much is that percent increase or decrease.

1. Company A has 100 stores and adds 50 new stores per year. Company B has 100 stores and increases the number of stores by 50% per year. a. Write a function representing the growth of Company B. b. How many stores will Company B have after 4 years assuming the same growth rate? Show your work.

Which of the following best describes the function shown below? a. Linear b. Quadratic c. Exponential Growth d. Exponential Decay

QUESTION 7 Read the situation below and determine whether it is linear or exponential. If linear, find and interpret the rate of change. If exponential, find and interpret the percent change. Approximate if needed. The common ratio for the home prices in an Austin neighborhood is 1.08 every year for the past five years. For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac). B IUS Paragraph Arial V 10pt ✓ ✓ A✔ AV T X Q 5 è E

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