Question

the sum of first n natural number is
a. 0.5(n+1)
b.n²/2
c.(n+2)
d.0.5+(n+1)​

Answer 1

Answer:

The sum of the first n naturalnumber is 0.5+(n+1)

Answer 2

Answer:

The ans is a)

Step-by-step explanation:

Sum of the First n Natural Numbers

We prove the formula 1+ 2+ ... + n = n(n+1) / 2, for n a natural number.