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Mathematics, 28.11.2020 04:00 dominaricann2451

1) Em relação à progressão aritmética ( 7, 17, 27, …), determine: a) o seu 31° termo;
b) a soma dos termo.
2) Quantos meios devemos interpolar entre 15 e 54 para termos uma P. A. de razão 3.
3) Quantos múltiplos de 5 há em uma P. A. entre 100 e 1000?

4) Qual é a razão de uma P. A. em que (4, , 26)

5) Dê a soma dos termos da seguinte PG (7,14,28, ... , 3584).

6) Sabendo que uma PG tem a 1 = 4 e razão q = 2, determine os 50 primeiros termos dessa
progressão.

7) A sequência seguinte é uma progressão geométrica, observe: (2, 6, 18...). Determine o 18º e a
soma dos termos dessa progressão.

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Answers: 1

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1) Em relação à progressão aritmética ( 7, 17, 27, …), determine: a) o seu 31° termo;
b) a so...
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