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
distance (-5,-1),(-2,1)inverse of f(x)=x^2+16x-4critical (x+4)/(8x)intercepts of f(x)=x^2-sqrt(x)extreme f(x)=(16x^2-16)^{1/5}
Frequently Asked Questions (FAQ)
What is the domain of f(x)= 1/(sqrt(x+2)) ?
The domain of f(x)= 1/(sqrt(x+2)) is x>-2