engineering mathematics MCQ #526

The equation 9x² + 16y² = 144 represents an ellipse. What is its major axis length?

engineering mathematics MCQ #526

  1. Question 1

    Q1. The equation 9x² + 16y² = 144 represents an ellipse. What is its major axis length?

    • A) 16
    • B) 8
    • C) 12
    • D) 24

    Answer: 8

    Explanation: Convert to standard form x²/16 + y²/9 = 1. Major axis is 2a = 8 (a=4).