Nov 20, 2012 Thread starter #1 A arl2267 New member Nov 6, 2012 15 Find the domain of the function f(x)= (3x+5)^{1/2}. Not quite sure how to even start this... Last edited by a moderator: Nov 20, 2012

Nov 20, 2012 Admin #2 M MarkFL Administrator Staff member Feb 24, 2012 13,775 Hint: To get a real value for the function, the radicand (expression under the radical) cannot be negative. So solve: $\displaystyle 0\le3x+5$

Hint: To get a real value for the function, the radicand (expression under the radical) cannot be negative. So solve: $\displaystyle 0\le3x+5$