Graphing Exponential Functions (Online Tutorial #3)

Multiple Choice

Classify: 

$$f\left(x\right)=\frac{5}{4}\left(0.8\right)^x-9$$  

• Exponential Growth

• Exponential Decay

Multiple Choice

What is the equation that best represents the graph?

• y=2^y
• y=2^x
• y=2^-x
• y=x²

Multiple Choice

Given y=3^x determine the y-intercept 

• (0,1)
• (0,3)
• No Y-intercept
• y=1

Multiple Choice

Which of the following is an increasing exponential function whose y-intercept is 50?

• y = 50(.05)^x
• y = 50x - 4
• y = (2)^x + 50
• y = 50(1.4)^x

Multiple Choice

What is the y-intercept of the function

$$f\left(x\right)=9\cdot\left(3\right)^x$$

• (0,9)

• (0,3)

• (9,0)

• (3,0)

Multiple Choice

What is the y-intercept of the function?

• 2
• 3
• 1
• -2

Multiple Select

Which are exponential functions? Select all that apply.

Graphing

y= 3(2)^x

Graphing

y= 12 ( $$\frac{1}{2}$$ )^x

Graphing

y= 16 ( $$\frac{1}{4}$$ )^x