New posts in Cubic Equations

Find the value of $(\frac{\alpha}{\alpha +1})^3+(\frac{\beta}{\beta +1})^3+(\frac{\gamma}{\gamma +1})^3$

Integer solutions to $x^3=y^3+2y+1$?

Solving $\cos(3x) = \cos(2x)$

Showing that $m^3+4m+2=0$ has only one real root

If the roots of the cubic equation $ax^3+bx^2+cx+d=0$ are equal, can one then establish a relationship between $a, b, c, d$?

Sum of integer reciprocals

Find $x\in \Bbb Z$ such that $x=\sqrt[3]{2+\sqrt{5}}+\sqrt[3]{2-\sqrt{5}}$

Find a cubic polynomial.

Cubic formula gives the wrong result (triple checked)

Counting the Number of Real Roots of $y^{3}-3y+1$