Respuesta :

Answer:

[tex]\frac{1}{7^5}[/tex]

Step-by-step explanation:

When multiplying bases that are the same with different exponents, you add the exponents:

[tex]7^{-8}*7^3=7^{-8+3}=7^{-5}=\frac{1}{7^5}[/tex]

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