Respuesta :
Answer:
[tex](\frac{1}{4})^{2}[/tex]
Step-by-step explanation:
[tex]4^{6}.4^{-8} = 4^{-2} add exponents since numbers have the same base
=[tex]\frac{1}{4^{2} }[/tex] using exponent rules, the sign of the exponent changes when you take it to the denominator