Question

1-Qual o valor de X na PA(2, 4, X, 8, 10)? a)5 b)7 c)12 d)6​

Answer 1

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Pa = { 2;4;x;8;10)

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R = a² - a¹

R = 4 - 2

R = 2

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a³ = a² + R

x = 4 + 2

x = 6 ← Resposta

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Att: MarcosPCV