Home › TS EAPCET (Engineering) › Mathematics › Binomial Coefficients › The diagonal entries 1, 3, 6, 10, 15 form which …
The diagonal entries 1, 3, 6, 10, 15 form which kind of numbers?
APrime numbers
BTriangular numbers
CSquare numbers
DCube numbers
Answer & Solution
Correct answer: B. Triangular numbers
The third diagonal holds n choose 2, which are the triangular numbers.
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