live4dramaoy0yf9
live4dramaoy0yf9 live4dramaoy0yf9
  • 11-06-2018
  • Mathematics
contestada

The first term of a geometric sequence is 768, and the common ratio is 0.5. What is the 9th term of the sequence?

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TaiDn
TaiDn TaiDn
  • 11-06-2018
The 9th term of the geometric sequence is 3.
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Аноним Аноним
  • 11-06-2018
an = a1r^(n-1)  where a1 = first term and r = common ratio

so a9  = 768*0.5^8 =   3  (answer)
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