Grade 12th passAlgebraThe sum of real values of k for which the cubic x^3-kx+k-1=0 has exactly tho distinct real solution. Nikhil jain 9 Years agoGrade 12th pass
Harsh Patodia9 Years agoFor repeated root for one value of x, f(x)= f’(x) just apply the condition, you will get answer easily.