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The directrix of the parabola y^(2)+4x+...

The directrix of the parabola `y^(2)+4x+3=0`is

A

`x-3//4=0`

B

`x+1//4=0`

C

`x-1//4=0`

D

`x-4//3=0`

Text Solution

Verified by Experts

The correct Answer is:
C
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Knowledge Check

  • Equation of the directrix of the parabola 5y^(2) = 4x is

    A
    `4x - 1 = 0 `
    B
    `4x + 1 = 0`
    C
    `5x + 1 = 0`
    D
    `5x - 1 = 0`

  • Equation of the directrix of the parabola y^(2)+4x+2=0 is

    A
    `x = -1`
    B
    `x=1`
    C
    `x= -3//2`
    D
    `x=1//2`

  • The equation of the directrix of the parabola x^(2) = 8y is

    A
    `y =-2`
    B
    `x=-2`
    C
    `y=-8`
    D
    `x = 8`

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