Exponential and Logarithmic Functions

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

• Exponential Growth

• Linear

• Exponential Decay

• None of the Abovee

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

• Exponential Growth

• Exponential Decay

• Linear

• None

A line that the graph continually approaches but never touches is a(n) _____________________

• parabola

• asymptote

• rational function

• None of these

What is the asymptote of y = 2^x - 3

• y = 0

• y = -3

• x = 0

• x = -3

What is the asymptote of y = 2^x-3 ?

• y = 0

• y = -3

• x = 0

• x = -3

• The end behavior of the graph is x →∞, y→⁻∞ and x →⁻∞,y→⁻∞

• The end behavior of the graph is x →∞, y→∞ and x→⁻∞, y→∞

• The end behavior of the graph is x →∞, y→∞ and x→⁻∞, y→2

• The end behavior of the graph is x →∞,y→2 and x→⁻∞, y→∞

Does the equation represent an exponential function?

• Yes

• No

Does the equation represent an exponential function?

• Yes

• No

Which equation is representative of the graph? Hint:narrow down and use the table feature of your calculator.

• y=4(1/2)^x

• y=1/2(4)^x

• y=4(2)^x

• y=8(1/2)^x

Domain?

• (-∞, ∞)

• (0, ∞)

• (-∞, 0)

• [0, ∞)