Functions Quiz Algebra 2

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

• Exponential Growth

• Linear

• Exponential Decay

• None of the Abovee

What is the y-intercept of the function?

• 2

• 3

• 1

• -2

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

• Exponential Growth

• Exponential Decay

• Linear

• None of the above

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

• Exponential Growth

• Exponential Decay

• Linear

• None

A new savings account is opened with $400 and increases by 3% every year. What is the exponential function?

• f(x)=400(1+3)^x

• f(x)=400(1-0.03)^x

• f(x)=400(1+0.03)^x

• f(x)=400(0.03)^x

What does the y-intercept of the graph represent?

• The amount of grams the material is gaining.

• The amount of grams the material is losing.

• The amount of grams remaining after so many years.

• The initial amount of grams.

Is the graph exponential growth or decay?

• Exponential growth

• Exponential decay

What does P represent in the equation A=P(1+r)^t

• rate

• principal

• time

• amount

What is the transformation?

• Vertical Translation up 1

• Vertical Translation down 1

• Horizontal Translation left 1

• Horizontal Translation right 1

Find the inverse function

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