Question

⁴√81^-2
whats the answer plz answer​

Answer 1

Answer:

the answer would be 1/9

Step-by-step explanation:

(4√81)^-2

(3)^-2

1÷(3)^2

If you do that math you will get 1/9 as your answer.

Hope that was helpful.Thank you!!!

Answer 2

$\displaystyle (\sqrt[4]{81}) ^{-2}$

$\displaystyle \frac{1}{\left(\sqrt[4]{81}\right)^2}$

$\displaystyle \frac{1}{\left(81)^{1/4 \times 2}}$

$\displaystyle \frac{1}{\left(81)^{1/2}}$

$\displaystyle \frac{1}{\sqrt{81} }$

$\displaystyle \frac{1}{9}$