What is the sum of the first 34 numbers in the series below? 147 + 130 + 113 + 96 + . . . -4,828 -4791 -4539 -4131

Question

asked Jan 5, 2021 109k views

2 Answers

Claudio Valerio · Answer 1 · 2021-01-08T18:25:55+0000

Answer:

-4539

Explanation:

147 + 130 + 113 + 96 +

arithmetic, with

a = 147 and d 130 - 147 = -17

Sn = (n/2)(2a + d(n - 1))

S34 = (34/2)(2*147 - 17(34 - 1))

= 17(294 - 561)

hope it helps!