Find the centre and radius of the circle $2x^{2} + 2y^{2} - x = 0$.

  • A
    Centre: $(\frac{1}{4}, 0)$,Radius: $\frac{1}{4}$
  • B
    Centre: $(\frac{1}{2}, 0)$,Radius: $\frac{1}{2}$
  • C
    Centre: $(0, \frac{1}{4})$,Radius: $\frac{1}{4}$
  • D
    Centre: $(\frac{1}{4}, 0)$,Radius: $\frac{1}{2}$

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