Solving and Graphing Exponential Equations

Increasing or Decreasing?

• A

  Increasing

• B

  Decreasing

Which the following graphs shows an exponential decay equation?

• 
• 
• 
• 

What is the base in
f(x)=2(6)^x+3-8 ?

• 2

• 6

• -3

• -8

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

• Domain: All Real Numbers

  Range: y>0

• Domain: All Real Numbers

  Range: y>1

• Domain: [−2 ,∞)

  Range: y>0

Using the parent function y=3^x what would the graph of y=3^x+1 look like?

• Horizontal shift left one unit

• Horizontal shift right one unit

• Vertical shift up one unit

• Vertical shift down one unit

Given y=3^x determine the y-intercept 

• (0,1)

• (0,3)

• No Y-intercept

• y=1

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

• Exponential Growth

• Exponential Decay

• Linear

• None of the above

When solving exponential equations, you must first get like _______?

• exponents

• bases

To solve 8 = 2^5x+7, you would need to re-write 8 as what base?

• 8

• 4

• 2

• Cannot be determined

What is the y-intercept for the function:
f(x) = 4(2)^x

• 
  2

• 
  4

• 
  0

• 
  8