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Help me ASAP please

Help me ASAP please-example-1

1 Answer

4 votes

Answer:


\large\boxed{7^(-8)}

Explanation:


7^(-1)\cdot7^(-7)\qquad\text{use}\ a^n\cdot a^m=a^(n+m)\\\\=7^(-1+(-7))=7^(-8)

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