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math

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The value of a new car decreases exponentially.Suppose your mother buys a new car for 22,000. The value of the car decreases by 20% each year.
a.what is the initial price of the car. The decay factor.
b. write an equation to model the value of the cars years after she buys it.
c. Find the value of the car after 6 years.

  • math -

    value=22000*(.8)^t

    c. value=22000*(.8)^6

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