Write out the first three terms and the last term of the arithmetic sequence.
-$$\sum _ { i = 1 } ^ { 12 }$$
A) $- 5 + 0 + 5 + \ldots + 55$
B) $0 + 5 + 10 + \ldots + 55$
C) $0 + 20 + 70 + \ldots + 295$
D) $- 5 - 0 + 5 - \ldots + 55$

Question

Quizplus · Accepted Answer

The correct sequence is $0 + 5 + 10 + \ldots + 55$, which starts at 0 and increases by 5 each time, making it an arithmetic sequence with the first term 0, the common difference 5, and the last term 55.

Write Out the First Three Terms and the Last Term ∑i=112\sum _ { i = 1 } ^ { 12 }i=1∑12​

Write Out the First Three Terms and the Last Term $\sum _ { i = 1 } ^ { 12 }$