younoussamaigaoqw90f younoussamaigaoqw90f
  • 12-06-2017
  • Mathematics
contestada

For which rational expression is –2 an excluded value of x?

a) x-3/x^2-4
b) x-3/x^2+4
c) x^2-4/x-3
d) x^2+4/x-3

Respuesta :

octobermaniac
octobermaniac octobermaniac
  • 13-06-2017
Answer is A 
X-3/x^2-4 has two excluded values 2, -2
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