X still unknown

Algebra Level 4

\[\text {if} : x^{4}+ x^{2}y^{2} + y^{4} = 24 \] \[ x^{2} - xy + y^{2} = 6 \] \[\text {Find} \left| x^{3} + y^{3} \right| =? \]

4 1 \[\sqrt {3}\] 0 \[2\sqrt {2}\] \[ 6\sqrt {3} \] 2 \[\sqrt {2}\]