general math MCQ #871

Find the roots of the quadratic equation: x² + 2x - 15 = 0?

general math MCQ #871

  1. Question 1

    Q1. Find the roots of the quadratic equation: x² + 2x - 15 = 0?

    • A) -5, 3
    • B) 3, 5
    • C) -3, 5
    • D) -3, -5

    Answer: -5, 3

    Explanation: Factoring x² + 2x − 15 = (x+5)(x−3) = 0 gives roots x = −5 and x = 3.