I can't find many proofs of how the equation in the thread title is correct. How would you proove the equation?(adsbygoogle = window.adsbygoogle || []).push({});

I tried to make one, but I don't know if it's worth mentioning. What do you think about my "proof"?

a^-n = a^0-n = (a^0)/(a^n) = 1/a^n

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# How would you proove a^-n = 1/a^n?

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