Solution
domain
Solution
+1
Interval Notation
Solution steps
Find undefined (singularity) points:
The function domain
Graph
Popular Examples
domain of f(x)=(-2x+99)/(x(x+11))inverse of f(x)=2cos(ln(1-x))+1parity f(x)=4x^3+2x^2inverse of f(x)=\sqrt[3]{x+9}inverse of f(x)=9-9x
Frequently Asked Questions (FAQ)
What is the domain of (x-9)/(x^2+18x+81) ?
The domain of (x-9)/(x^2+18x+81) is x<-9\lor x>-9