Question 994004
"List the first ten terms of each of these sequences and give the formula of the n-th term for the sequence whose n-th term is obtained by subtracting 2 from twice its position value." 
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a(n) = 2n-2
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1st: 2*1-2 = 0
2nd: 2*2-2 = 2
3rd: 2*3-2 = 5
etc.
10th: 2*10-2 = 18
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Cheers,
Stan H.