A razao do Pg de termos(5 10 20 40 )eA2 B0 C1 D3

A razao do Pg de termos(5 10 20 40 )eA2 B0 C1 D3

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    Para saber a razo de uma PG, basta pegar um termo qualquer e dividir pelo anterior:
    10 / 5 = 2
    20 / 10 = 2
    40 / 20 = 2

    Sendo assim, a razo da PG 2 (letra A).

    Espero ter ajudado. Valeu!

  • Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
    Termo geral da PG:
    n -1
    an = a1. q

    2 — 1
    a2 = a1.q
    1
    10 = 5.q
    10 = q
    5

    2 = q
    q = 2

    razo = q

    q = a2 : a1
    q = 10 : 5
    q = 2

    letra A


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