Quartic Equation Calculator

Solve quartic equations

The calculator will find the roots of the quartic equation in both the analytic and the approximate forms.

Your input: solve the quartic equation $x^{4} - 5 x^{3} - 15 x^{2} + 5 x + 14 = 0$

Multiplicity: $1$ , $x_{1}=7$

Multiplicity: $1$ , $x_{2}=1$

Multiplicity: $1$ , $x_{3}=-1$

Multiplicity: $1$ , $x_{4}=-2$