Question

simplify with positive exponents: [(9/11)-³×(9/11)power is -7] ÷(9/11)-³​

Answer 1

Answer:

(⁹/₁₁)⁻⁷

Step-by-step explanation:

   [(⁹/₁₁)⁻³× (⁹/₁₁)⁻⁷] ÷ (9/11)⁻³​

⇒ [(⁹/₁₁)⁻¹⁰] ÷ (⁹/₁₁)⁻³​

⇒ [(⁹/₁₁)⁻¹⁰] * (⁹/₁₁)³

⇒ (⁹/₁₁)⁻¹⁰⁺³

⇒ (⁹/₁₁)⁻⁷