Answer:
[tex]8n^7[/tex]
Step-by-step explanation:
Here is something to remember:
[tex]a^b[/tex] × [tex]a^c=a^{b+c}[/tex]
Start with:
[tex]8n^3[/tex] × [tex]n^4[/tex]
Multiply your bases.
[tex]8n[/tex] × [tex]n=8n[/tex]
Add your powers.
[tex]3+4=7[/tex]
Put them together.
[tex]8n^3[/tex] × [tex]n^4=8n^{3+4}[/tex]
Rewrite your answer.
[tex]8n^7[/tex]