Question

To find the sum of first n natural numbers.​

Answer 1

Answer:

we prove the formula

Step-by-step explanation:

1 + 2 + ... + n = n ( n+1) /2 for n a natural number.

Answer 2

Answer:

hiiii mate,

there is a formula for finding the sum of first natural numbers :-

${n}^{2} + n$

hope it helps you ✌️✌️