harrisemiline harrisemiline

22-02-2017
Mathematics

contestada

identify if (x^2)+(y^2)=16 is that of a line, a circle, an ellipse, a parabola, or a hyperbola.

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ahonyek ahonyek

22-02-2017

This is a circle. A circle is always represented as:
(x+a)^2 + (y+b)^2 = r^2

r is the radius
a and b are just numbers that determine the origin of the circle

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