New posts in Cubic Equations

Use the relation $x^3=y$ to get $\alpha^3 + \beta^3+\gamma^3$

Solving the cubic without complex numbers

The polynomial $x^3 + 2ax^2 + (2a^2 + b)x + c$ has three (real and not necessairily distinct) roots and $b$ is one of them. Prove that $(ac)^2 \le 3$.

Solving $ax^3+bx^2+cx+d=0$ using a substitution different from Vieta's?

Where is my error in trying to find Pythagorean triples with matching areas?

Relationship between a determinant and the roots of a cubic equation

How to create a cubic equation that include sums of the roots of another cubic equation

Further factorisation of a difference of cubes?

Is $y=|x^3| $a parabola?

On the number of roots of the polynomial $x^3+Ax^2+1=0$