Use the formula for the sum of the first n terms of an arithmetic sequence to find the indicated sum.
-$$\sum _ { i = 1 } ^ { 27 } ( 6 i - 1 )$$
A) $2362.5$
B) 2457
C) 2241
D) 2160

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The Answer of Use the formula for the sum of the first n terms of an arithmetic sequence to find the indicated sum.
-$$\sum _ { i = 1 } ^ { 27 } ( 6 i - 1 )$$
A) $2362.5$
B) 2457
C) 2241
D) 2160

Use the Formula for the Sum of the First N ∑i=127(6i−1)\sum _ { i = 1 } ^ { 27 } ( 6 i - 1 )i=1∑27​(6i−1)

Use the Formula for the Sum of the First N $\sum _ { i = 1 } ^ { 27 } ( 6 i - 1 )$