QUIZ CORRECTIONS: Graphing Exponential Functions

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

• A
  2
• B
  4
• C
  0
• D
  8

What type of function is ?

• Exponential Growth

• Linear

• Exponential Decay

• None of the Above

Tags

CCSS.HSF-IF.C.8B

What is the asymptote of the graph?

• x=2

• y=-2

• y=0

• y=-1

Which equation best describes the graph? 

• y = 2^x + 4
• y = 2^x - 3
• y = 2^x - 4
• y = 2^x + 3 

Tags

CCSS.HSF.LE.A.2

What is the asymptote value in the function?

• 3
• 2
• 7
• 0

Tags

CCSS.HSF-IF.C.7E

What does the negative in y = -(3)^x do to the function?

• stretch

• shrink

• reflection

• shift down

Tags

CCSS.HSF.BF.B.3

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

• Horizontal Shift to the right 1 unit
• Horizontal shift to the left one unit
• Vertical shift one unit up
• Vertical shift one unit down

What transformation is not present in the following equation?

y=3^x+3 -1

• horizontal shift to the left 3

• horizontal shift to the right 3

• vertical shift down 1

• All the above are present

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

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Increasing or Decreasing?

• A

  Increasing

• B

  Decreasing

Tags

CCSS.HSA.REI.D.10

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7