SOLUTION: the sum of the finite arithmetic series 2+4+6+8...+70 is
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Question 891829: the sum of the finite arithmetic series 2+4+6+8...+70 is
Answer by LinnW(1048) (Show Source): You can put this solution on YOUR website!
(70+2)/2 = 36 is the average value of an element
70/2 = 35 gives us the number of elements
So the sum is 36*35 = 1260
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