vazquezmarie vazquezmarie

01-03-2020
Mathematics

contestada

find S5 when Sn = 40 - 8n

Respuesta :

01-03-2020

S(n) = -8n + 40

Substitute 5.

S(5) = -8(5) + 40

= -40 + 40

S(5) = 0

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