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Questions  >>  CBSE XI  >>  Math  >>  Conic Sections
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Find the equation of the following parabola : Focus at $(-1,-2)$,directrix $x-2y+3=0$.

$\begin{array}{1 1}4x^2+y^2+4xy+4x+32y+16=0\\4x^2+y^2-4xy-4x+32y+16=0\\4x^2+y^2-4xy+4x+32y+16=0\\4x^2+y^2-4xy+4x-32y+16=0\end{array} $

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