Question

[(-3)^2]^-1 alguém me ajuda a resolver essa potência com alguma propriedade

Answer 1

$((-3)^2)^{-1}\\\\( 9 )^{-1}\\\\\frac{1}{9}\\ou\\((-3)^2)^{-1}\\\\( (-3) )^{-1*2}\\\\( (-3) )^{-2}\\\\\left(\frac{1}{-3}\right)^2\\\\\left(\frac{1^2}{(-3)^2}\right)\\\\\frac{1}{9}$