Ch6. Quiz 1

A population of fish starts at 8,000 and decreases by 6% per year. What is the population of fish after 10 years?

• 14327
• 4309
• 839
• 7680

A function where the y-values are decreasing and the base is smaller than 1 represents

• Exponential Growth

• Exponential Decay

• Growth Rate

• Exponential function

• Linear function

• Neither

You start off with 900 bonus points at the beginning of a game. The 900 points represents the

• Initial amount

• Growth rate

• Growth factor

A function where the y-values are increasing and the base is bigger than 1 represents

• Exponential growth

• Exponential decay

• A Linear Function

Another name for the base when the value is smaller than 1 is the

• Growth factor

• Decay factor

• Linear Function

Which variable represents time passed in the function y=ab^x?

• y

• a

• b

• x

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

• y = 15(35)^x

• y = 15(1.35)^x

• y = 15(0.35)^x

• y = 35(1.15)^x

Twenty years ago, Mr. Davis purchased his home for $160,000. Since then, the value of the home has increased about 5% per year. How much is the home worth today?

• $176,783.29

• $424,527.63

• $57,357.75

• $532,041,076.80