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Popular >

center x^2+y^2=81

Solution

center

x^{2} + y^{2} = 81

Solution

(0, 0)

Solution steps

x^{2} + y^{2} = 81

Rewrite

x^{2} + y^{2} = 81

in the form of the standard circle equation

(x - 0)^{2} + (y - 0)^{2} = 9^{2}

Therefore the circle properties are:

(a, b) = (0, 0), r = 9

And the center is:

(0, 0)

Popular Examples

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x^{2} + y^{2} = 7

center 4x^2+4y^2=25 center

4 x^{2} + 4 y^{2} = 25

center x^2+y^2=64 center

x^{2} + y^{2} = 64

Frequently Asked Questions (FAQ)

What is the center x^2+y^2=81 ?
The center x^2+y^2=81 is (0,0)