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OMCPLP 2024 Problem 1

  • Day 1

Determine as progressões geométricas tais que o produto dos três primeiros termos é 64 e a soma deles é 14.

Nota: Os números a1,a2,a3,…a_1, a_2, a_3, \ldots formam uma progressão geométrica se existe um número real kk tal que an+1=k⋅ana_{n+1} = k \cdot a_n, para todo o nn.

Official text Lusophon Mathematical Olympiad 2024 official paper, page 1. Quoted with source.

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