Anonymous
Anonymous asked in Science & MathematicsMathematics · 1 month ago

Determine the graph of f(x,y)=81 - x^2 - y^2?

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2 Answers

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  • 1 month ago

    e <––––––      

  • Jim
    Lv 7
    1 month ago

    it's a downward 3D parabola

    When x&y are 0, z = 81

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