[Question] How to calculate (-3)^(1/3) in real numbers #123

Activity

1. axkr commented on Apr 4, 2019

   

   axkr

   on Apr 4, 2019

   Last edited by axkr

   Owner

   More actions

   Because there is no symbolic representation you can try the numeric mode for Surd or CubeRoot:

      Surd(-3, 3) // N
   

     CubeRoot(-3) // N
   

   or you can try NSolve to also get the complex values:

     NSolve(x^3 + 3 == 0, x)
   
2. axkr

   added

   question

   on Apr 4, 2019
3. tranleduy2000 commented on Apr 4, 2019

   

   tranleduy2000

   on Apr 4, 2019

   CollaboratorAuthor

   More actions

   Thanks for your support.
4. axkr

   closed this as completedon Oct 15, 2019
5. Repository owner locked and limited conversation to collaborators on Feb 7, 2021