x^3+8=(x+2)(x^2+4-2x)
x^2+5x+6=(x+2)(x+3)
limx→-2(x+2)(x^2-2x+4)/(x+2)(x+3)=limx→-2(x^2-2x+4)/(x+3)=
=(4+4+4)/1=12
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x^3+8=(x+2)(x^2+4-2x)
x^2+5x+6=(x+2)(x+3)
limx→-2(x+2)(x^2-2x+4)/(x+2)(x+3)=limx→-2(x^2-2x+4)/(x+3)=
=(4+4+4)/1=12