cubic equation Definition and 1 Threads

  1. brotherbobby

    Investigating the real roots of a cubic equation

    Statement of the problem : Let me copy and paste the problem as it appears in the text. [Riley, K.F., Hobson,M.P., Bence,S.J. (2006) Mathematical Methods for Physics and Engineering. (3E)]. Attempt : One real root is guaranteed, as ##n =\;\text{odd}##. Differentiating ##f'(x) =...