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Mathematics, 09.06.2021 04:50 evelinn19

El quinto término de una progresión aritmética vale -7, y la diferencia es -3. Calcula el primer término y la suma de los 12 primeros términos.

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El quinto término de una progresión aritmética vale -7, y la diferencia es -3. Calcula el primer tér...
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