Area of Rectangle As Function of x

Discussion in 'Geometry and Trigonometry' started by nycmathguy, Sep 30, 2021.

  1. nycmathguy

    nycmathguy

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    20210929_231146.jpg
     
    nycmathguy, Sep 30, 2021
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  2. nycmathguy

    MathLover1

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    the area of the rectangle is

    A=L*W

    from the graph we see that L=10

    W=y coordinate of the (x,y)

    since y=sqrt(36-x^2), we have

    A=10*sqrt(36-x^2)

    domain:

    {x element R : -6<=x<=6}
     
    MathLover1, Oct 1, 2021
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    nycmathguy likes this.
  3. nycmathguy

    nycmathguy

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    Since questions are easy enough to confuse.
     
    nycmathguy, Oct 1, 2021
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