Discussion :: Quadratic Equations
- Find the roots of the quadratic equation: x2 + 2x - 15 = 0?
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Answer : Option A
Explanation :
x2 + 5x - 3x - 15 = 0
x(x + 5) - 3(x + 5) = 0
(x - 3)(x + 5) = 0
=> x = 3 or x = -5.
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Answer : Option A
Explanation :
x2 + 5x - 3x - 15 = 0
x(x + 5) - 3(x + 5) = 0
(x - 3)(x + 5) = 0
=> x = 3 or x = -5.
Be The First To Comment