evaluate [{( -2/3) ki power 2} ki power-2 ] ki power -1
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Answer:
16/81
Step-by-step explanation:
[{(-2/3)²}⁻²]⁻¹
=[{4/9}⁻²]⁻¹
=[{9/4}²]⁻¹
=[81/16]⁻¹
=16/81
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