Answer the following question:
Which is the smallest triangular number?
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Answered by
1
Answer:
The starting triangular numbers are 1, 3, 6, 10, 15, 21, 28………… Smallest triangular number with 2 digits = 10, and 4 is the index of 10. 3 digits = 105, and 14 is the index of 105.
Answered by
0
Answer:
The starting triangular numbers are 1, 3, 6, 10, 15, 21, 28………… Smallest triangular number with 2 digits = 10, and 4 is the index of 10. 3 digits = 105, and 14 is the index of 105
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