ajbreeding6 ajbreeding6

16-04-2020
Mathematics

contestada

For which values of x is the expression x^2−x−12/x^2+x−2 undefined?

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surjithayer10 surjithayer10

16-04-2020

Answer:

Step-by-step explanation:

[tex]\frac{x^2-x-12}{x^2+x-2} =\frac{x^2-x-12}{x^2+2x-x-2} =\frac{x^2-x-12}{x(x+2)-1(x+2)} =\frac{x^2-x-12}{(x+2)(x-1)}[/tex]

it is undefined for x=-2 and x=1

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