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Mathematics 19 Online
OpenStudy (anonymous):

What does the equation x^2 + y^2 = 25 represent? A. Parabola B. Circle C. Hyperbola D. Ellipse

OpenStudy (anonymous):

coefficient of \(x^2\) is the same as \(y^2\) they are both 1 so it is a circle

OpenStudy (anonymous):

okay, so what about this one? What does the equation (x^2/81) + (y^2/1) = 1 represent then?

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