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Evaluate: (i) {{:((-2),(3)):}^(2)}^(-2...

Evaluate:
(i) `{{:((-2),(3)):}^(2)}^(-2)`
(ii) `[{((-1)/(3))^(2) }^(-2)]^(-1)`
(iii) `{((3)/(2))^(-2) }^(2)`

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