Question

помогите!!!!!!!!!!!!!!!!!!!!!!!

Answer 1

(3⁻²)⁻²*9⁻¹/(81⁰*27)=3⁽⁻²*⁽⁻²⁾⁾*3²*⁽⁻¹⁾/(1*3³)=3⁴*3⁻²*3³=3⁽⁴⁺⁽⁻²⁾⁻³⁾=3⁻¹=1/3.