Answer:
8
Im not sure
[tex](x+8)(x-8)[/tex]
Step-by-step explanation:
Since both terms are perfect squares, factor using the difference of squares formula.
[tex]a^{2} -b^{2} =(a+b)(a-b)[/tex]
where,
[tex]a=x[/tex]
[tex]b=8[/tex]