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

periodicity of f(x)=2sin(5x)periodicity symmetry x^2+4y^2=4symmetry extreme f(x)=x^{2/3}(x-2)extreme points parity f(x)=|x-1|parity domain of f(x)=sqrt(1+x)*sqrt(1-x)domain

Frequently Asked Questions (FAQ)

  • What is the domain of-1/(sqrt(9-x)) ?

    The domain of-1/(sqrt(9-x)) is x<9