[tex] > resolucao \\ \\ \geqslant progressao \: aritmetica \\ \\ an = a1 + (n - 1)r \\ 1000 = 104 + (n - 1)4 \\ 1000 = 104 + 4n - 4 \\ 1000 = 100 + 4n \\ 1000 - 100 = 4n \\ 900 = 4n \\ n = \frac{900}{4} \\ n = 225 \\ \\ \\ resposta \: > \: letra \: ( \: \: c \: \: ) \\ \\ > < > < > < > < > < > < > < > > [/tex]
