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The directrix of the parabola $y^{2} + 4 x + 3 = 0$ is

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x−3/4=0

x+1/4=0

x−1/4=0

x−4/3=0

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detailed solution

Correct option is C

y2=−4(x+3/4), the directrix is ∣x+3/4−1=0.

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The directrix of the parabola y2+4x+3=0 is

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The directrix of the parabola $y^{2} + 4 x + 3 = 0$ is