L linfinity27 New member Joined Sep 4, 2006 Messages 3 Sep 4, 2006 #1 f(x) = 3sqrt(x - 79) (the 3rd root of X minus 79) How do I find the domain of this? Thank you in advance!

f(x) = 3sqrt(x - 79) (the 3rd root of X minus 79) How do I find the domain of this? Thank you in advance!

P peacefreak77 New member Joined Aug 22, 2006 Messages 32 Sep 4, 2006 #2 because it's a cube root, the radicand can be negative, so i think that x can be anything. i think.

L linfinity27 New member Joined Sep 4, 2006 Messages 3 Sep 4, 2006 #3 Thank you, you are completely correct!