maria-ward_60b4b45bab654
maria-ward_60b4b45bab654
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P.A de razao 500 soma de metros percorridos ao final de 15 dias=67500 S= (a1 + an)n/2 onde an= a1 + (n-1)r an=a1 + 14r an=a1+ 14x500 an=a1+7000(jogo na formula de soma de PA) 67500=(a1+a1+7000)15/2 135000=(2a1 +7000)15 135000=30a1+105000…