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X2 2x 2 0
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X2 2x 2 0
x2 2x 2 0 respuesta
x2 2x 2 0 using the quadratic formula
x2 2x 2 0 solution
x2 2x 2 0 factorizacion
x2 2x 2 0 discriminant
x2 2x 2 0 roots
x2 2x 2 0 completing the square
x2 2x 2 0 find a15 b15
x2 2x 2 0 quadratic formula
x2 2x 2 0