engineering mathematics MCQ #507

Find the length of the latus rectum of the ellipse x²/25 + y²/9 =1.

engineering mathematics MCQ #507

  1. Question 1

    Q1. Find the length of the latus rectum of the ellipse x²/25 + y²/9 =1.

    • A) 9 / 5
    • B) 18 / 5
    • C) 5 / 9
    • D) 10 / 3

    Answer: 18 / 5

    Explanation: Latus rectum length = 2b²/a = 2*(9)/5 = 18/5.