alguien que me ayude pls , es urgente
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Respuesta:
(-5)^4 * (-5)^3 * 25/25^2 * (- 5)^8
5^4 * (- 5^3) * 25/25^2 * 5^8
- 5^4 * 5^3 * 5^2/25^2 * 5^8
5^4 * 5^3 * 5^2
= 5^9
= - 5^9/25^2 * 5^8
= - 5/25^2
= - 5/625
Reducimos la fracción usando 5
= - 1/125