SOLUTION: What is the domain of f(x)= (8x)/(x^2+16)

Algebra ->  Rational-functions -> SOLUTION: What is the domain of f(x)= (8x)/(x^2+16)      Log On


   

Question 1091867: What is the domain of f(x)= (8x)/(x^2+16)
Answer by Edwin McCravy(20065) About Me  (Show Source):
You can put this solution on YOUR website!
The denominator x2+16 will never be 0 for any value of x.
There are no square root radicals to have negative numbers under them.
Therefore the domain is all real numbers.  In interval notation that is

domain = %28matrix%281%2C3%2C-infinity%2C%22%2C%22%2Cinfinity%29%29

Edwin