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
intercepts of f(x)=2^{x+1}-3distance (2.3,3.9),(2.5,3.1)domain of f(x)=sqrt(x^2-3x-40)domain of f(x)=x+4extreme f(x)=x^3-3x^2+3x-5
Frequently Asked Questions (FAQ)
What is the domain of (sqrt(x+4))/(x-7) ?
The domain of (sqrt(x+4))/(x-7) is -4<= x<7\lor x>7