SOLUTION: find the twelfth term of the geometric sequence: 1/16, 1/8, 1,4...

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Question 222468: find the twelfth term of the geometric sequence: 1/16, 1/8, 1,4...
Answer by stanbon(75887)   (Show Source): You can put this solution on YOUR website!
find the twelfth term of the geometric sequence: 1/16, 1/8, 1,4...
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nth term: a(n) = a(1)*r^(n-1)
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Your Problem:
r = (1/8)/(1/16) = 2
a(12) = (1/16)*2^11
a(12) = (1/16)*2048
a(12) = 128
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Cheers,
Stan H.

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