Question

write the formula to find the sum of first 'n' natural numbers​

Answer 1

Answer:

sum=(n+1)/2

hope it will help you kindly mark the answer as brainlist

Answer 2

Answer:

Your Answer my dear friend

¤ Sum of the First n Natural Numbers. We prove the formula 1+ 2+ ... + n = n(n+1) / 2, for n a natural number. There is a simple applet showing the essence of the inductive proof of this result.