Progressão Aritmética Flashcards by Giovanna Flores | Brainscape

Q

3 termos

A

(x-r, x, x+r)

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Q

TERMO GERAL

A

An = A1 + (n-1) • r

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Q

SOMA DOS TERMOS

A

Sn = (A1 + An) • n
——————
2

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