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    equation for the point elasticity as a function of quantity

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    3. The demand equation for a product is given by P =30 - 0.1Q²

    a. Write an equation for the point elasticity as a function of quantity.
    b. At what price is demand unitary elastic?

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    Solution Preview

    a. since P =30 - 0.1Q²
    the differential of P is
    dP/dQ = -0.2Q
    The formula of point elasticity is
    E = ...

    Solution Summary

    Point Elasticity is featured.

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