ht13866 ht13866

01-10-2020
Mathematics

contestada

Which is the simplified form of{9^-9}-3 ?

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mhanifa mhanifa

01-10-2020

Answer:

9^27

Step-by-step explanation:

Use of formula: (a^b)^c = a^(bc)

(9^-9)^-3 =
9^ (-9×(-3)) =
9^27

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