Computer Science, asked by devanshjash, 5 hours ago

Write a program to print the following sum series (1+2+3) + (2+3+4) + (3+4+5) …………… n terms. pls answer it correctly and it's urgent​

Answers

Answered by user0172
1

Answer:

Input : n = 10

Output : 4290

1*2*3 + 2*3*4 + 3*4*5 + 4*5*6 + 5*6*7 + 6*7*8 +

7*8*9 + 8*9*10 + 9*10*11 + 10*11*12

= 6 + 24 + 60 + 120 + 210 + 336 + 504 +

720 + 990 + 1320

= 4290

Input : n = 7

Output : 1260

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