Z z310 New member Joined Mar 2, 2008 Messages 2 Mar 2, 2008 #1 I need help solving the equation 3x^(2/3) + 4x^(1/3) - 4 = 0. Any help would be greatly appreciated. Thanks in advance, Garrett Smith
I need help solving the equation 3x^(2/3) + 4x^(1/3) - 4 = 0. Any help would be greatly appreciated. Thanks in advance, Garrett Smith
L Loren Senior Member Joined Aug 28, 2007 Messages 1,298 Mar 2, 2008 #2 Could you let x^(1/3) = u, then you would have 3u^2 + 4u - 4 = 0, solve for u, and make the substitution back?
Could you let x^(1/3) = u, then you would have 3u^2 + 4u - 4 = 0, solve for u, and make the substitution back?
Z z310 New member Joined Mar 2, 2008 Messages 2 Mar 2, 2008 #3 Yes, thank you very much. This review for my precalc class is getting the best of me. :/ Again, thanks, Garrett Smith
Yes, thank you very much. This review for my precalc class is getting the best of me. :/ Again, thanks, Garrett Smith
