Question

\(\left(\dfrac{25}{9}\right)^2\) bằng bao nhiêu vậy ạ

Answer 1

\(\left(\dfrac{25}{9}\right)^2\) \(\Leftrightarrow\) \(\dfrac{25^2}{9^2}\) = \(\dfrac{625}{18}\) \(\Leftrightarrow\)\(\left(\dfrac{25}{9}\right)^2\) =\(\dfrac{625}{18}\)

Answer 2

`(25/9)^2 = (25)^2/(9)^2 = 625/81`.