conic-section

Question: Equation of the parabola whose directrix is $y=2x-9$ and focus (–8, –2) is



1) ${{x}^{2}}+4{{y}^{2}}+4xy+16x+2y+259=0$
2) ${{x}^{2}}+4{{y}^{2}}+4xy+116x+2y+259=0$
3) ${{x}^{2}}+{{y}^{2}}+4xy+116x+2y+259=0$
4) None of these
Solution: Explanation: No Explanation
Parabola

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