Question 863643
write the first four terms of each sequence 
whose general term is given. 
an=(-1/3)^n
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a(1) = (-1/3)^1 = -1/3
a(2) = (-1/3)^2 = 1/9
a(3) = (-1/3)^3 = -1/27
a(4) = (-1/3)^4 = 1/81
a(5) = (-1/3)^5 = -1/243
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Cheers,
Stan H.
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