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the awnser to your question is -8.

No, it's One-quarter. 21 = 2, 20 = 1, 2-1 = 1/2, 2-2 = 1/4. Each reduction of 1 in the power gives a result half of the previous term.

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14y ago
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Q: What is 2 to the negative 2nd power equal?
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