Question
Find the roots of the quadratic equation: x2 + 2x - 15 = 0?
Answer: Option A
Was this answer helpful ?
x2 + 5x - 3x - 15 = 0
x(x + 5) - 3(x + 5) = 0
(x - 3)(x + 5) = 0
=> x = 3 or x = -5.
Was this answer helpful ?
Submit Solution