2 years ago

Need heeeelp please

Mathematics

1 answer:

anygoal [31]2 years ago

5 0

Step-by-step explanation:

For a rational function, we cannot values in the domain that will make the denominator 0.

So set the denominator =0

${x}^{2} - 1 = 0$

${x}^{2} = 1$

$x = 1$

$x = - 1$

So the answer is (-1,1)

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