Asked by mychelle
The formula t(n+1)over 2 will determine a triangular number, where n is a natural number. For what value of n will the triangular number 325 be found?
Answers
Answered by
drwls
The correct formula is n(n+1)/2, NOT t(n+1)/2
If that number is 325,
n(n+1) = 650, and so
n = 25
If that number is 325,
n(n+1) = 650, and so
n = 25
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