Question

I want to know the answers with working​

Answer 1

hope this helps u

[{(-1/3)²}⁻²]⁻¹

we know

[aᵃ]ᵇ=aᵃᵇ

[{(-1/3)²}⁻²]⁻¹

{(-1/3)²}⁻²*⁻¹[minus*minus=plus]

{(-1/3)²}²

[aᵃ]ᵇ=aᵃᵇ

{(-1/3)²}²=(-1/3)²*²

          =  (-1/3)⁴

          = -1⁴/3⁴[-1⁴=-1*-1*-1*-1]

          = 1/81

[{(-1/3)²}⁻²]⁻¹= 1/81