LT 4 Percent Growth and Decay

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The function $$f\left(x\right)=2.5\left(1.30\right)^x$$ has a ​ ​starting value of​

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and the scale factor is ​

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, which means there is ​

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​

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.

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The function $$f\left(x\right)=33\left(0.40\right)^x$$ has a ​ ​starting value of​ ​

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and the scale factor is ​

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, which means there is ​

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% ​

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.

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The yearly profits of a company is $25,000. The profits have been increasing by 6% per year. The starting value is ​

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and the scale factor is ​

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which means there is ​

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% ​

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.

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A used car was purchased for $8,400. The car depreciates at a rate of 5% each month. The starting value is ​

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and the scale factor is ​

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which means there is ​ 5% ​

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.