Question

3^-8*3^4*3^-9

Answer 1

\(\bf a^{-{\color{red} n}} = \cfrac{1}{a^{\color{red} n}}
\\ \quad \\ \quad \\

3^{-8}\cdot 3^4\cdot 3^{-9}\implies \cfrac{1}{3^8}\cdot 3^4\cdot \cfrac{1}{3^9}\)