Solution
domain
Solution
+1
Interval Notation
Solution steps
Find non-negative values for radicals:
The function domain
Graph
Popular Examples
amplitude of 2sin(4x-pi)domain of-2tan(θ+pi/4)-1range of f(x)=2+sqrt(x+3)range of f(x)=e^{-x}-5asymptotes of f(x)= 1/(1+x)
Frequently Asked Questions (FAQ)
What is the domain of sqrt(x^2-81) ?
The domain of sqrt(x^2-81) is x<=-9\lor x>= 9