Question

qual ea resposta dessa fraçao
1/2-(1+1/2)elevado a 2 vezes (1/7)

Answer 1

$(\frac{1}{2}-(1+\frac{1}{2}))^2^\frac{1}{7}$
$(\frac{1}{2}-(\frac{3}{2}))^\frac{2}{7}$
$(-\frac{2}{2})^\frac{2}{7}$
$-1^\frac{2}{7}$
$-1$