Question

What are the solutions of the quadratic equation?

2x^2 + 12x + 18 = 0

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Answer 1

x = -3 (double solution)

Explanation:

2/2 x² + 12/2 x + 18/2 = 0

x² + 6x + 9 = 0

3+3 = 6

3 · 3 = 9

(x+3)(x+3) = 0

x = -3

x = -3