Solution
domain
Solution
+1
Interval Notation
Solution steps
Find non-negative values for radicals:
Find undefined (singularity) points:
Combine real regions and undefined points for final function domain
Graph
Popular Examples
domain of f(x)=(x-3)/(x-5)domain of (8x)/(x^2-25)domain of (x+9)/(x^2-18x+81)domain of f(x)=e^{(x^2-3)}domain of f(x)=(x+2)^3-1
Frequently Asked Questions (FAQ)
What is the domain of 1/(sqrt(9-x)-3) ?
The domain of 1/(sqrt(9-x)-3) is x<0\lor 0<x<= 9