SOLUTION: What is the sum of the first 10 terms of the sequence an=4n-3

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Question 851679: What is the sum of the first 10 terms of the sequence an=4n-3
Answer by ewatrrr(24785) About Me  (Show Source):
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Hi,

What is the sum of the first 10 terms of the sequence an=4n-3

{1, 5, 9, 14,...}  Arithmetic  d = 4

S%5Bn%5D=%28n%2F2%29%282%2Aa%5B1%5D%2B+%28n-1%29d%29

S%5B10%5D=%2810%2F2%29%282+%2B+%289%294%29 = 190