Question

O valor da expressão

Answer 1

$\mathsf{{\left( \dfrac{1}{5} \right)}^{-2}+{\left( \dfrac{1}{5} \right)}^{2}+\sqrt[3]{-27}} \\ \mathsf{{\left(5 \right)}^{2}+{\left( \dfrac{1}{5} \right)}^{2}+\sqrt[3]{-27}}$

$\mathsf{25+ \dfrac{1}{25} - 3 = \dfrac{625 + 1 - 75}{25} = \dfrac{551}{25} }$