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    Mathematics - Other

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    An economy's consumer price index is described by the function
    I(t) = -0.2t^3 + 3r^2 + 100

    where t=0 corresponds to 1995. (0 <= t <= 10)

    At what rate was the CIP changing in 2000? In 2001? In 2002?

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    https://brainmass.com/math/consumer-mathematics/consumer-mathematics-consumer-price-index-224291

    Solution Preview

    I(t) = -0.2t?+ 3t?+ 100

    Differentiating with respect to t, we get ...

    Solution Summary

    This solution explains how to solve the given consumer mathematics problem.

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