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Find the sum of the terms of the arithmetic sequence. 1, 7, 13, 19, . . ., 109, n = 19

0 votes

please help!

sequence-series
arthametic-sequences

asked Feb 19, 2014 in ALGEBRA 1 by johnkelly Apprentice

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1 Answer

0 votes

Given arithemetic sequence 1,7,13,19,...,109.

n = 19

Common difference

Sum of terms in given sequance is 1045.

answered Feb 19, 2014 by friend Mentor

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