`10)x^2-11x+24=0`
`<=>x^2-3x-8x+24=0`
`<=>x(x-3)-8(x-3)=0`
`<=>(x-3)(x-8)=0`
`<=>` $\left[ \begin{array}{l}x=3\\x=8\end{array} \right.$
`8,(x+1)^3-4(x+1)=0`
`<=>(x+1)[(x+1)^2-4]=0`
`<=>(x+1)(x+1-2)(x+1+2)=0`
`<=>(x+1)(x-2)(x+3)=0`
`<=>` $\left[ \begin{array}{l}x=2\\x=-1\\x=-3\end{array} \right.$