Question

[{2-¹)-¹}]-¹ simplify​

Answer 1

Step-by-step explanation:

{ (-1/3) ²}-²]-¹

[{ 1/9}-²]-¹ (first solve small brackets)

[{ 9} ²]-¹ (Now solve curly brackets and move 9 from denominator to numerator and change the sign of exponent from - to +

[81]-¹

1/81

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