Exponential Function Test Review

• The y-intercept of the function is (0,26).

• The x-intercept of the function is (1.25,0)

• The graph of the function is decreasing for all values of x.

• The asymptote of the function is y = .25.

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CCSS.HSF-IF.C.7E

A car was bought for $27,500. The value of the car depreciates at a rate of 13% every year. Write a function that can be used to find y, the value of the car after x years.

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CCSS.HSF-BF.A.1A

The humane society started with 32 dogs. The number of dogs increases at a rate of 3.5% each year. Which function can be used to model the number of dogs, f(x), at the humane society after x years?

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CCSS.HSF.LE.A.2

The graph of a quadratic function is shown. Which function is best represented by the graph?

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CCSS.HSF-IF.C.7A

The following table represents an exponential function. Which exponential function best models the data?

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CCSS.HSF.LE.A.2

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CCSS.HSF.LE.B.5

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CCSS.HSF-IF.C.7E

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CCSS.HSA.APR.B.2

Delia purchased a car for $20,000. The car loses 15% of its value each year following its purchase. Which graph represents this relationship?

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CCSS.HSF-IF.C.7E

In a science fiction novel, the main character found a mysterious rock that decreased in size each day. The table shows the part of the rock that remained at noon on successive days. Which exponential function models this situation?

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CCSS.HSF.LE.A.2