If the average (arithmetic mean) of the first // positive integers is k. what is the sum of the first n positive integers in terms of k?
For each integer ;; greater than
I. the sum of the first » positive integers is given by the formula shown.
If the average (arithmetic mean) of the first // positive integers is k. what is the sum of the first n positive integers in terms of k?
A)
B)
C)
D)
E)
A . Option A
B . Option B
C . Option C
D . Option D
E . Option E
Answer: D
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