Respuesta :

Answer:

[tex](x+1)(x-2)[/tex]

Step-by-step explanation:

You can factor this by grouping.

[tex]x^2-x-2[/tex]

[tex]\left(x^2+x\right)+\left(-2x-2\right)[/tex]

[tex]x\left(x+1\right)-2\left(x+1\right)[/tex]

[tex]\left(x+1\right)\left(x-2\right)[/tex]