evaluate the expression

Solution :
[tex] \hookrightarrow \: - { \bigg( \dfrac{1}{9} \bigg) }^{3} [/tex]
[tex] \hookrightarrow \: - \dfrac{1}{729} [/tex]
Answer:
-1/729
Step-by-step explanation:
[tex] {- ( \frac{1}{9})}^{3} \\ = - ( \frac{ {1}^{3} }{ {9}^{3}} ) \\ = - ( \frac{1}{729}) \\ = \frac{ - 1}{729} [/tex]