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Quadratic Equations with Both Roots Common

Choose the co...

Question

Choose the correct pair of quadratic equations with both roots common.

A

2 x^{2} - 6 x - 12 = 0

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B

4 x^{2} + 2 x = 0

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C

2 x^{2} + x = 0

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D

x^{2} + 2 x + 2 = 0

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E

- x^{2} + 3 x + 6 = 0

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F

2 x^{2} + 4 x + 4 = 0

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