engineering mathematics MCQ #457

Find the distance between foci of ellipse x²/49 + y²/36 = 1.

engineering mathematics MCQ #457

  1. Question 1

    Q1. Find the distance between foci of ellipse x²/49 + y²/36 = 1.

    • A) 2√13
    • B) √13
    • C) 10
    • D) 5

    Answer: 2√13

    Explanation: c = √(a² - b²) = √(49 - 36) = √13. Distance between foci is 2c = 2√13.