keellyxoxo
keellyxoxo
23-01-2018
Mathematics
contestada
HELP ILL MARK BRAINLEST
Respuesta :
jimthompson5910
jimthompson5910
23-01-2018
Answer: -1280
------------------------
Work Shown:
a(n) = a*r^(n-1)
a(n) = -10*2^(n-1)
a(8) = -10*2^(8-1)
a(8) = -10*2^7
a(8) = -10*128
a(8) =
-1280
Answer Link
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