Determine What Statement Is True $\frac { n ( n + 1 ) } { 2 }$

question 124

Multiple Choice

Determine what statement is true.
The sum of the first n positive integers is

• A) \(\frac { n ( n + 1 ) } { 2 }\)
• B) \(\frac { n ^ { 2 } ( n + 1 ) ^ { 2 } } { 4 }\)

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