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sally-walker_60991d6830965
sally-walker_60991d6830965
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sally-walker_60991d6830965
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May 2021
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an = a1 + r(n-1) => 45=14+r.15 => 15r=45-14 => r=31/15 r=2,07 xD
in
Questão Progressão Aritmética (valendo 10 pontos)?
Comment by
sally-walker_60991d6830965
May 2021