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    Express the area of rectangle as Quadratic Function

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    Express the area of the rectangle (i tried to make one below) as a quadratic function of x, and also, for what value of x will the area be a maximum?

    This is supposed to be a rectangle:
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    |||||||||||||||||||||||||||||||||||| 11-x
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    x

    © BrainMass Inc. brainmass.com March 4, 2021, 10:37 pm ad1c9bdddf
    https://brainmass.com/math/graphs-and-functions/express-area-rectangle-quadratic-function-346447

    Solution Preview

    (a) From the diagram, we see that width = x and height = 11 - x

    Area of this rectangle is A = width * height

    A = x * (11 - x)

    A = 11x - x^2

    The quadratic function for ...

    Solution Summary

    This solution shows how to express the given rectangle as a quadratic function of a given variable.

    $2.49

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