Question

Determine as raízes:
a√(49/25) =
b√(121/100) =
c√(16/81) =

Answer 1

Basta fazer as raízes de cima e as de baixo separadamente:

a) $\dfrac{\sqrt49}{\sqrt25}=\dfrac{7}{5}$

b) $\dfrac{\sqrt121}{\sqrt100}=\dfrac{11}{10}$

c) $\dfrac{\sqrt16}{\sqrt81}=\dfrac{4}{9}$