vazquezmarie vazquezmarie
  • 01-03-2020
  • Mathematics
contestada

find S5 when Sn = 40 - 8n

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Yayo5
Yayo5 Yayo5
  • 01-03-2020
S(n) = -8n + 40

Substitute 5.

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

= -40 + 40

S(5) = 0
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