Question

calcule o valor da expressão
$(\frac{1}{2} ) { - }^{2} + (\frac{1}{3} ) { - }^{1}$
pfvrrrrrrrrr me ajudemmmmmmm

Answer 1

$\alpha = \frac{1}{2 }^{-2} + \frac{1}{3 }^{-1} \\ \alpha = 4 + 3 \\ \alpha = 7$