Question

plz help me i need it urgent ill mark as brainliest answer​

Answer 1

Answer:

none of these

Step-by-step explanation:

please mark as brainleast answer

please

Answer 2

Answer:

answer = 1/9

Step-by-step explanation:

here,  $\sqrt[4]{81}^{-2}$

     = $\sqrt[4]{3}^{-2*4}$

     = $\sqrt[4]{3}^{-8}$

     = $3^{-8/4}$

     =  $3^{-2}$

so, 1/9

hope it help