taylork971 taylork971

06-02-2021
Mathematics

contestada

Which expression is equivalent to 9^-2?
O-81
O-18
O1/81
O1/18

Which expression is equivalent to 92 O81 O18 O181 O118 class=

Respuesta :

ShomiliPal07 ShomiliPal07

11-02-2021

Answer:

Option C - 1/81

Step-by-step explanation:

9^(-2) = 1/(9^2) [ Because a^(-m) = 1/(a^m) ]

so, 1/(9²) = 1/81.

Hope this helps you.

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