engineering mathematics MCQ #323

The eccentricity of the ellipse x² / 25 + y² / 9 = 1 is

engineering mathematics MCQ #323

  1. Question 1

    Q1. The eccentricity of the ellipse x² / 25 + y² / 9 = 1 is

    • A) 4 / 5
    • B) 3 / 5
    • C) 2 / 5
    • D) 1 / 5

    Answer: 4 / 5

    Explanation: For ellipse x² / a² + y² / b² = 1, e = √(1 - b² / a²) = √(1 - 9 / 25).