The sum of the first n positive integers is

Question 1 Report

The sum of the first n positive integers is

\frac{1}{2}

(n + 1)

n

\frac{1}{2}

(n + 1)

n(n - 1)

n(n + 1)

Answer Details

Sn = $\frac{n}{2}$ (a(n - d)d)

Read lesson note on Sequence And Series (WAEC)

Sequence And Series

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