SOLUTION: Which is the eighth term in the sequence: a(base)n= - 1/25 (5^(n-1)) A. -3125 B. -125 C. -625 D. -25

Algebra ->  Sequences-and-series -> SOLUTION: Which is the eighth term in the sequence: a(base)n= - 1/25 (5^(n-1)) A. -3125 B. -125 C. -625 D. -25      Log On


   

Question 957274: Which is the eighth term in the sequence: a(base)n= - 1/25 (5^(n-1))

A. -3125
B. -125
C. -625
D. -25
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Which is the eighth term in the sequence: a(base)n= - 1/25 (5^(n-1))
a(8) = (1/25)(5^7) = 5^7/5^2 = 5^5 = 3125
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Cheers,
Stan H.
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A. -3125
B. -125
C. -625
D. -25