Vertex of the parabola \[9{{x}^{2}}-6x+36y+9=0\] is

1.	Vertex of the parabola \[9{{x}^{2}}-6x+36y+9=0\] is
A.	\[(1/3,\ -2/9)\]
B.	\[(-1/3,\ -1/2)\]
C.	\[(-1/3,\ 1/2)\]
D.	\[(1/3,\ 1/2)\]
Answer» B. \[(-1/3,\ -1/2)\]

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Vertex of the parabola \[9{{x}^{2}}-6x+36y+9=0\] is

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