Find The Roots Of The Quadratic Equation: 2x2 + 3x - 9 = 0? – InterviewSolution

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1.

Find The Roots Of The Quadratic Equation: 2x2 + 3x - 9 = 0?

Answer»

2X2 + 6x - 3x - 9 = 0

2X(X + 3) - 3(x + 3) = 0

(x + 3)(2x - 3) = 0

=> x = -3 or x = 3/2.

2x2 + 6x - 3x - 9 = 0

2x(x + 3) - 3(x + 3) = 0

(x + 3)(2x - 3) = 0

=> x = -3 or x = 3/2.

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