engineering mathematics MCQ #331

The equation of the directrix of the parabola y² = 8x is

engineering mathematics MCQ #331

  1. Question 1

    Q1. The equation of the directrix of the parabola y² = 8x is

    • A) x = -2
    • B) x = 2
    • C) y = -2
    • D) y = 2

    Answer: x = -2

    Explanation: For y² = 4ax, the directrix is x = -a.