Question

How to find the roots of cubic equations

Answer 1

When you have this:\[\sqrt[3]{x}\]and \(x=a^{3}\)...\[\sqrt[3]{x}=\sqrt[3]{a^{3}}=a\]Basically,\[\sqrt[3]{x}=\sqrt[3]{a\times a\times a}=a\]

Answer 2

orrr just like binomials have the quadratic formula, you can use the cubic formula

which i will never write down
http://mathworld.wolfram.com/CubicFormula.html

Answer 3

Or just post a more detailed question in the first place, so we can provide more specific help.