Graphing Exponential Functions

What is the equation of the graph shown, and what is the y-intercept?

• y = 1⁄3 (3)^x ; a = 1⁄3
• y = 1⁄3 (3)^x ; a = 3
• y = 3 (1/3)^x ; a = 1⁄3
• y = 3 (1/3)^x ; a = 3

Tags

CCSS.HSF.LE.A.2

Write an exponential function to model the situation. Solve.
4) You invest $1500 at a rate of 3.5% compounded annually. What will the balance be after 4 years?

• B(t) = 1500(1.035)^t ; $221.28
• B(t) = 1500(1.035)^t ; $1721.28
• B(t) = 1500(.035)^t ; $221.28
• B(t) = 1500(1.035)^t ; $1628.85

Tags

CCSS.HSF.LE.A.2

Write an exponential function to model the situation. Solve.
6) The value of a car is $18000 and is depreciating at a rate of 12% per year. What will the value of the car be after 10 years?

• V(t) = 18000(.88)^t ; $12986.98
• V(t) = 18000(.12)^t ; $12986.98
• V(t) = 18000(.88)^t ; $5013.02
• V(t) = 18000(.12)^t ; $5013.02

Tags

CCSS.HSF.LE.A.2

What is the equation that best represents the graph?

• y=2^y
• y=2^x
• y=2^-x
• y=x²

Tags

CCSS.HSF-IF.C.7A

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

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

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-IF.C.7E

What function is present? 

• Absolute Value
• Exponential Decay
• Linear Equation
• Exponential Growth

Tags

CCSS.HSF-IF.C.7E

What is the y-intercept of the function?

• 2
• 3
• 1
• -2

Tags

CCSS.HSF-IF.C.7E

What type of function is f(x)=2(1/7)^x ?

• 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

Tags

CCSS.HSF-IF.C.7D