Math, asked by lavishroopam, 2 months ago

Find the sum of n triangular number and (n + 1)" triangular number.
(A) 2n + 1 (B) n2

(C) n2 (D) (n + 1) 2


Answers

Answered by prachichowbey
0

Answer:

(a+b)

ab

Ans-ab

Step-by-step explanation:

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