Question

căn bậc hai của \(\dfrac{16}{9}\)

Answer 1

\(\sqrt{\dfrac{16}{9}}=\sqrt{\left(\dfrac{4}{3}\right)^2}=\dfrac{4}{3}\)

Answer 2

Ta có:

\(\sqrt{\dfrac{16}{9}}=\sqrt{\left(\dfrac{4}{3}\right)^2}=\dfrac{4}{3}\)

Vậy\(\sqrt{\dfrac{16}{9}}=\dfrac{4}{3}\)