Question

Calcule a soma de todos os termos da PG (1/2;1/4;...).
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Answer 1

Resposta:

Explicação passo-a-passo:

$S=\dfrac{a_1}{1-q}$

$S=\dfrac{\dfrac{1}{2}}{1-\dfrac{1}{2}}}$

$S=\dfrac{\dfrac{1}{2}}{\dfrac{1}{2}}}$

$S=1$