Qué condiciones deben cumplir  a y c en la ecuación [br][br][img width=127,height=20]data:image/png;base64,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[/img][br]para que las raíces (soluciones) de dicha ecuación sean valores enteros y una de ellas sea doble de[br]la otra.[br][br]