engineering mathematics MCQ #327

The equation of the normal to the parabola y² = 4x at (1, 2) is

engineering mathematics MCQ #327

  1. Question 1

    Q1. The equation of the normal to the parabola y² = 4x at (1, 2) is

    • A) y + x = 3
    • B) y = x + 1
    • C) x + y = 3
    • D) y = -x + 3

    Answer: x + y = 3

    Explanation: The normal at (at², 2at) is y + tx = 2at + at³, with t = 1.