Quadratic Equations

Quantitative Aptitude ( CCS)

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Find the roots of quadratic equation: 2x² + 5x + 2 = 0?

-2, -1/2

2,1/2

3,1/3

5,-1/5

Explanation:

2x² + 4x + x + 2 = 0
2x(x + 2) + 1(x + 2) = 0
(x + 2)(2x + 1) = 0
=> x = -2, -1/2

By: MIRZA SADDAM HUSSAIN

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