Question

the equation of the directrix of the parabola
${y}^{2} + 4y + 4x + 2 = 0$
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Answer 1

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${y}^{2}$+4y+4x+2=0

${ y+ 2}^{2}$ +4x+2=0

${ y+ 2}^{2}$ =−4(x−12)

Its directrix is x−12x−12=1=1

or x=32