engineering mathematics MCQ #359

The parabola y² = 12x has its focus at:

engineering mathematics MCQ #359

  1. Question 1

    Q1. The parabola y² = 12x has its focus at:

    • A) (3, 0)
    • B) (0, 3)
    • C) (-3, 0)
    • D) (0, -3)

    Answer: (3, 0)

    Explanation: For y² = 4ax, focus is (a, 0). Here 4a = 12 ⇒ a = 3.