Exponential Functions Graphing

What is the transformation?

• Left 5

• Right 5

• Up 5

• Down 5

Is the pictured graph growth, decay, or linear or none?  

• Exponential Growth

• Exponential Decay

• Linear

• None

What does this graph represent?

• Exponential Decay

• Exponential Growth

Which equation best describes the graph? 

• y = 2^x + 4

• y = 2^x - 3

• y = 2^x - 4

• y = 2^x + 3 

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

Suppose a culture of bacteria begins with 5000 cells and dies by 30% each year. Write an equation that represents this situation.

• y=5000(0.7)^x

• y=30(5000)^x

• y=5000(1.3)^x

• y=5000x^x

What type of function is y = 7(5/4)^x?

• Exponential Growth

• Exponential Decay

• Linear

• None of the above

What is the initial value of the situation represented by f(x)=0.05(2)^x?

• 0.05

• 2

• 0.1

• 1

What is the asymptote of the parent function y=2^x?

• x=0

• y=0

• x=2

• y=2

What is the x-intercept of the exponential function? 

• (0,1)

• (0,0)

• There is not one