Question

Resolva essa expressão:

Answer 1

$(\frac{5}{2})^2 - (\frac{2}{3})^2 \\ \\ \frac{25}{4} - \frac{4}{9} \\ \\ \frac{25.9-4.4}{4.9} \\ \\ \frac{225-16}{36} \\ \\ \frac{209}{36}$