Question 332163
5w^2 - 25wz + 30z^2z
{{{5(w^2-5wz+6z^2)}}}
{{{5(w^2-3wz-2wz+6z^2)}}}
{{{5( w(w-3z)-2z(w-3z)))}}}
{{{5(w-3z)(w-2z)}}}