Question

Fie A=$\frac{29}{30}^4$ si B=$\frac{29}{90}^4$ .Aratati ca$\frac{A}{B}$∈N.

Answer 1

$\frac{29^4}{30} : \frac{29^4}{90} = \frac{29^4}{30} * \frac{90}{29^4}=3$