Respuesta :

revfre
y=[tex] x^{2} [/tex] +3x - 10 

Answer:

(x+5)(x-2)
(+)= -3
(×)= -10
_____
x1= -5
x2= 2
_____
x2+3x-10= [x-(-5)](x-2)
= (x-5)(x-2)