Category 5 WU

What is the range of the function shown below?

• 0 < y < 12
• -2 < y < 5
• y > 0
• All Real Numbers 

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

The table of an exponential function is given below. Which equation best represents this situation?

• y = (20)0.25^x

• y = (20)0.5^x

• y = (0.5)20^x

• 1600

• 2

• There is not enough information to tell.

The graph shows the number of game consoles sold in millions since 2009.

Based on this information, which function best models the number of game consoles sold in millions x years since 2009?

• x=0

• y=0

• x=1600

• y=2

Which graph has an initial investment of $2.00 and shows an increasing interest rate of 200%?

• 
• 
• 
•