ddr
[SOLVED] 3rd degree polynom
if given Axx+Bx+C=0 then x=f(A,B,C)=(-B(+/-)sqrt(BB-4AC))/2A.
Now given:Axxx+Bxx+Cx+D=0
Solve:x=f(A,B,C,D)
MATHCAD PRO 2K solves it but I don't know how.
if given Axx+Bx+C=0 then x=f(A,B,C)=(-B(+/-)sqrt(BB-4AC))/2A.
Now given:Axxx+Bxx+Cx+D=0
Solve:x=f(A,B,C,D)
MATHCAD PRO 2K solves it but I don't know how.