SOLUTION: find the domain of this rational function: f(x) = x/x2-7

Algebra ->  Rational-functions -> SOLUTION: find the domain of this rational function: f(x) = x/x2-7      Log On


   

Question 978193: find the domain of this rational function:
f(x) = x/x2-7
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
The domain is everywhere but where x^2-7=0, for the denominator would be 0.
x cannot = +/- sqrt (7)