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

13-06-2017

Answer is A
X-3/x^2-4 has two excluded values 2, -2

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