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8 - (- 10 + 8)² =
8 - ( - 2)² =
8 - (- 2 * - 2) =
8 - (4) = Para quitar parentesis aplicas ley de signos
- por + = -
8 - 4 =
4
Respuesta.
4
⇒8-(-2)²
⇒8-4=4