Question

como resolve:
\frac{-1}{3} ^{2} x \frac{-1}{3}^{3}

Answer 1

Olá!

$\\ \displaystyle \mathsf{\left ( - \frac{1}{3} \right )^2 \cdot \left ( - \frac{1}{3} \right )^3 =} \\\\\\ \mathsf{\frac{1}{3^2} \cdot \frac{- 1}{3^3} =} \\\\\\ \mathsf{- \frac{1}{3^{2 + 3}} =} \\\\\\ \mathsf{- \frac{1}{3^5}} \\\\\\ \boxed{\mathsf{- 3^{- 5}}}$