Use the partial sum formula to find the partial sum of the given arithmetic sequence.
-Find the sum of the first eight terms of the arithmetic sequence $- 6 , - 16 , - 26 , \ldots$
A) $- 48$
B) $- 128$
C) 328
D) $- 328$

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The Answer of Use the partial sum formula to find the partial sum of the given arithmetic sequence.
-Find the sum of the first eight terms of the arithmetic sequence $- 6 , - 16 , - 26 , \ldots$
A) $- 48$
B) $- 128$
C) 328
D) $- 328$

Use the Partial Sum Formula to Find the Partial Sum −6,−16,−26,…- 6 , - 16 , - 26 , \ldots−6,−16,−26,…

Use the Partial Sum Formula to Find the Partial Sum $- 6 , - 16 , - 26 , \ldots$