Respuesta:
x^2 +3x -5x -15 = 0
x(x + 3) -5(x +3) = 0
(x+3) (x-5) = 0
x+3 = 0
x= -3
x-5= 0
x= 5
RPTA= X1 = -3 , X2 = 5
coronita plis o sigueme
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Respuesta:
x^2 +3x -5x -15 = 0
x(x + 3) -5(x +3) = 0
(x+3) (x-5) = 0
1
x+3 = 0
x= -3
2
x-5= 0
x= 5
RPTA= X1 = -3 , X2 = 5
coronita plis o sigueme