The sum of the first n positive integers is
a
1/2 n(n-1)
b
n(n+1)
c
n(n-1)
d
1/2 n(n+1)
Explanation
Correct Option
dVideo Explanation
Post your Contribution
Share:
Discussions (4)
Preppy girl
9 years ago
The selected answer is wrong:
the explanation and the selected option does not correspond meanwhile the explanation is correct
