Unit 6 Quiz 3 Review - Exp. Functions & Geo. Seq.

What is the y-intercept of the function?

• 2
• 3
• 1
• -2

This is an example of.....

• exponential decay

• exponential growth

• constant change

• a linear function

Which graph is an exponential function?

• red

• blue

• green

• none

For  $f\left(x\right)=\left(\frac{1}{2}\right)^x$  , find the correct graph, asymptote, domain and range.

• 
• 

For  $f\left(x\right)=3^x$ , find the correct graph, asymptote, domain and range.

• 
• 

For  $f\left(x\right)=4\cdot3^x$ , find the correct graph, asymptote, domain and range.

• 
• 

What is the horizontal asymptote for the graph of

f(x)=2(3)^x ?

• y=2

• y=0

• y=3

• x=-4

Given y=3^x determine the y-intercept 

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

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

• Exponential Growth

• Exponential Decay

• Linear

• None

What is the domain and range of the function y=2^x ?
Use the graph to help!

•  Domain: −∞<x<∞
  Range: y>0
• Domain: −∞<x<∞
  Range: y>1
• Domain: −2<x<∞
  Range: y>0
• Domain: −∞<x<∞
  Range: y>0