Respuesta :

Answer:

1/11^2

Step-by-step explanation:

From the rule of exponents:

[tex](A^{m} )(A^{n} ) = A^{m + n} \\[/tex]

Thus,

[tex](11^{-7})(11^{5}) \\\\ = 11^{-7 + 5} \\\\= 11^{-2} \\or\\\frac{1}{11^{2} }[/tex]

Answer:

I think its the second one

Step-by-step explanation:

-7-5=  -2

1/11 ^2