The equation of the circle with centre on the x-axis, radius 4 and passing through the origin, is

\[{{x}^{2}}+{{y}^{2}}\pm 8x=0\]

The equation of the circle with centre on the x-axis, radius 4 and pas

1.	The equation of the circle with centre on the x-axis, radius 4 and passing through the origin, is
A.	\[{{x}^{2}}+{{y}^{2}}+4x=0\]
B.	\[{{x}^{2}}+{{y}^{2}}-8y=0\]
C.	\[{{x}^{2}}+{{y}^{2}}\pm 8x=0\]
D.	\[{{x}^{2}}+{{y}^{2}}+8y=0\]
Answer» D. \[{{x}^{2}}+{{y}^{2}}+8y=0\]

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The equation of the circle with centre on the x-axis, radius 4 and passing through the origin, is

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