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    Exponential and Logarithmic functions

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    Sales and Advertising: The sales S (in thousands of units) of a product after x hundred dollars is spent on advertising is: S = 10(1-e^kx). When $500 is spent on advertising, 2500 units are sold.

    (a) Complete the model by solving for K.
    (b) Estimate the number of units that will be sold if advertising expenditures are raised to $700.

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    https://brainmass.com/math/basic-algebra/exponential-logarithmic-functions-example-problems-11917

    Solution Preview

    Sales and Advertising: The sales S (in thousands of units) of a product after x hundred dollars is spent on advertising is S=10(1-e^kx). When $500 is spent on advertising, 2500 units are sold.

    (a) Complete the model ...

    Solution Summary

    Solves an exponential function.

    $2.19

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