engineering mathematics MCQ #380

The major axis length of 25x² + 16y² = 400 is:

engineering mathematics MCQ #380

  1. Question 1

    Q1. The major axis length of 25x² + 16y² = 400 is:

    • A) 10
    • B) 8
    • C) 5
    • D) 4

    Answer: 10

    Explanation: Divide by 400: x²/16 + y²/25 = 1. Major axis 2a=10.