Math, asked by urmilasawant843, 21 hours ago

what is formula of triangular number shown easy

Answers

Answered by ShubhJha26

1

Answer:

Tn=∑n k=1

Step-by-step explanation:

Answered by ektakumari2311

1

The formula for calculating the nth triangular number is: T = (n)(n + 1) / 2.

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