X2+6x+9 ÷ 2x2-8 x x3-2x2 ÷x2+3x
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(x^2+6x+9):(2x^2-8)* (x^3-2x^2):(x^2+3x)=
(x+3)^2 :2(x^2-4)*[x^2*(x-2)]:x^2+3x=
[(x+3^2*x^2(x-2)]:[2*(x-2)(x+2)(x^2+3)=
[x^2(x+3)]:[2*(x^2+3)]
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(x^2+6x+9):(2x^2-8)* (x^3-2x^2):(x^2+3x)=
(x+3)^2 :2(x^2-4)*[x^2*(x-2)]:x^2+3x=
[(x+3^2*x^2(x-2)]:[2*(x-2)(x+2)(x^2+3)=
[x^2(x+3)]:[2*(x^2+3)]