(x+2)((x-1)(x+3)-x(x+8)=0
(x+2)(x^2+2x-3-x^2-8x)=0
(x+2)=0
×=-2
6x+3=0
6x=-3
x=-6/3
x=-2
корень один
(x+2)*((x-1)*(x+3)-x*(x+8))=0
(x+2)*(x^2+3x-x-3-x^2-8x)=0
(x+2)*(-6x-3)=0
(x+2)*(-3(2x+1))=0
x+2=0, -6x-3=0
x1=-2, x2=-1/2(-0,5)
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Answers & Comments
(x+2)((x-1)(x+3)-x(x+8)=0
(x+2)(x^2+2x-3-x^2-8x)=0
(x+2)=0
×=-2
6x+3=0
6x=-3
x=-6/3
x=-2
корень один
x=-2
(x+2)*((x-1)*(x+3)-x*(x+8))=0
(x+2)*(x^2+3x-x-3-x^2-8x)=0
(x+2)*(-6x-3)=0
(x+2)*(-3(2x+1))=0
(x+2)*(-6x-3)=0
x+2=0, -6x-3=0
x1=-2, x2=-1/2(-0,5)