engineering mathematics MCQ #1836

The eccentricity of the ellipse 9x² + 4y² = 36 is

engineering mathematics MCQ #1836

  1. Question 1

    Q1. The eccentricity of the ellipse 9x² + 4y² = 36 is

    • A) √5 / 3
    • B) √5 / 2
    • C) √3 / 2
    • D) √3 / 3

    Answer: √5 / 2

    Explanation: Converting to standard form: x² / 4 + y² / 9 = 1, where a² = 9, b² = 4, so e = √(1 - b² / a²) = √(1 - 4 / 9) = √5 / 3