Răspuns :
(x+1)(3x+6-2x+4)=x^2
(x+1)(x+10)=x^2
x^2+11x+10=x^2
11x=(-10)
x=(-10/11)
(x+1)(x+10)=x^2
x^2+11x+10=x^2
11x=(-10)
x=(-10/11)
3(x+1)(x+2)-2(x+1)(x-2)=x²
3x²+6x+3x+6-2x²+4x-2x+4=x²
x²+11x+10=x²
11x+10=0
11x=-10
11x:11=-10:11
[tex] = > x = - 10 : 11 = - \frac{10}{11} [/tex]
3x²+6x+3x+6-2x²+4x-2x+4=x²
x²+11x+10=x²
11x+10=0
11x=-10
11x:11=-10:11
[tex] = > x = - 10 : 11 = - \frac{10}{11} [/tex]