Answer:
[tex]48 {m}^{5} {n}^{6} [/tex]
Step-by-step explanation:
[tex]6{m}^{3} {n}^{3} \times 8 {m}^{2} {n}^{3} [/tex]
[tex]8 \times 6 = 48[/tex]
So
[tex]6{m}^{3} {n}^{3} \times 8 {m}^{2} {n}^{3} = 48 {m}^{3 + 2} {n}^{3 + 3} [/tex]
Therefore
[tex]48 {m}^{5} {n}^{6} [/tex]