X2+20x+1=0 ayuda pro favor es para mañana auxilio
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x²+20x +1 = 0
or, x²+(5x-4x)+1 = 0
or, x²+5x-4x+1 = 0
or, x(x+5)
or, x²+(5x-4x)+1 = 0
or, x²+5x-4x+1 = 0
or, x(x+5)
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