Answer:
Step-by-step explanation:
6n³ is determining the points at nth level.
At n² level the expression would be:
[tex]\\ \sf\longmapsto n^2[/tex]
[tex]\\ \sf\longmapsto (6n^3)^2[/tex]
[tex]\\ \sf\longmapsto 6n^{3(2)}[/tex]
[tex]\\ \sf\longmapsto 6n^6[/tex]