Graphing Exponential Functions

What is the equation that best represents the graph?

• y=2^y
• y=2^x
• y=2^-x
• y=x²

Tags

CCSS.HSF.LE.A.2

Which of the following best represents the graph?

• y=2^x
• x=2^y
• y=x²
• y=2^-x

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

CCSS.HSF.LE.A.1

CCSS.HSF.LE.A.3

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.HSF.IF.A.1

CCSS.HSF.IF.B.4

CCSS.HSF.IF.B.5

CCSS.HSF.IF.C.7

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!

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

Tags

CCSS.HSF.BF.B.3

CCSS.HSF.IF.C.7

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

Tags

CCSS.HSF-IF.C.7E

What are the asymptotes in the graph
y=1/x  

• x+y=0
• y=0
• x=0
• Both the x and y axis

Tags

CCSS.HSA.REI.D.10

Using y=3^x as the parent function, what will y=3^{-x look like?}

• Reflection on the x axis?
• Reflection on the line y=x
• Reflection on the y axis
• Reflection on y=0

Tags

CCSS.HSF.BF.B.3

CCSS.HSF.IF.C.7

A particular radioactive element has a half life of 25 years. For an initial mass of 10 grams, the mass y in grams after t years is given by
y=10(1/2)^t/25 where t>0
How much does the mass remains after 120 years?

• .682
• .25
• .5
• .359

Tags

CCSS.HSA.SSE.A.1

CCSS.HSF.BF.A.1

CCSS.HSF.LE.A.1

CCSS.HSF.LE.A.2

Johnny Frugal deposits $15,000 at the local bank. The bank offers 8% annual interest. How much will have he have after 6 years assuming all interest is reinvested (compound interest comes into play!)?

• $22,200
• $20, 241.21
• $24, 231.21
• $24, 241.21

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.SSE.A.1

CCSS.HSF.BF.A.1

CCSS.HSF.LE.A.1

CCSS.HSF.LE.A.2