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Exponential Test Review

English 28 Public

Exponential functions

Study Slideshow

What is the formula for an exponential function?

y=a(b)^x

5

y=40(2)^x what does the 40 represent in this equation?

y-intercept OR starting value

5

y=40(2)^x what does 2 represent in this equation?

Growth factor

5

y=1/5(2)^x Growth or decay?

Growth

10

y=6(1.5)^x What is the rate of growth?

50%

20

y=5(1/2)^x What is the y-intercept?

5

10

y=1.87(.5)^x growth or decay?

Decay

10

Growth or decay?

Growth

15

Growth or decay?

Decay

15

What is the y-intercept?

5

15

Growth or decay?

Growth

15

Growth or decay?

Decay

15

Create the equation for the graph

y=1(1/2)^x

25

Linear or Exponential?

Linear

20

Create the equation for the table

y=5(4)^x

20

Linear or Exponential

Linear

20

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