teal1589 teal1589
  • 05-06-2020
  • Mathematics
contestada

For what values of the variable is the rational expression undefined?
5x +4/ x2-1

Respuesta :

PollyP52 PollyP52
  • 05-06-2020

Answer:

When x = 1 or -1.

Step-by-step explanation:

When the denominator x^2-1 is zero the expression is undefined.

So the values of x cannot be  1  or -1.

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