Question
The equation of the directrix of the parabola $y^{2}+4 y+$ $4 x+2=0$ is:(A) $x=-1$(B) $x=1$(C) $x=-\frac{3}{2}$(D) $x=\frac{3}{2}$
Step 1
The given equation is $y^{2}+4 y+4 x+2=0$. We can rearrange this as $y^{2}+4 y+4 x-2=0$. Show more…
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