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
Popular Examples
domain of f(x)=4sqrt(x+4)-5domain line (0,2),(2,0)line intercepts of f(x)=(x^2-6x-40)/(x^2+7x)intercepts midpoint (3,4),(11,17)midpoint inverse of (e^x)/(1+3e^x)inverse
Frequently Asked Questions (FAQ)
What is the domain of f(x)= 1/(sqrt(x^2-1)) ?
The domain of f(x)= 1/(sqrt(x^2-1)) is x<-1\lor x>1