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alitSaraadellessje
alitSaraadellessje alitSaraadellessje
  • 10-06-2016
  • Mathematics
Answered

What is the value of the 11th term in the following geometric sequence?


-5, -10, -20, -40




-5,120


-100


-180


-19,531,250

Verified Answer :

caylus
caylus caylus
  • 11-06-2016

Hello,

\(a_{1}=-5\)
\(a_{2}=-5*2\)
\(a_{3}=-5*2^2\)
...
\(a_{11}=-5*2^{10}=-5120\)

Answer A



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