Question: For any non-zero number a, one can explain why a = 1 by the rules of exponents. 1 = a +a = a- =

For any non-zero number a, one can explain why a = 1 by the rules of exponents. 1 = a +a" = a"-" = a Explain why a-1 for any non-zero number a. (Don't just say "it is a rule", but you may want to use the rules for exponents to help in your explanation.) Explain why a = a for any positive number a. (Don't just say "it is a rule", but you may want to use the rules for exponents to help in your explanation.)

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