Question

Find the first find the means of the first even natural number

Answer 1

Step-by-step explanation:

means of the first n even natural number

= sum of the first even natural number / n

sum of the first even natural number

= 2+4+6+... (n terms)

= 2(1+2+3+...+n)

=2×n(n+1)/2

= n(n+1)

means of the first n even natural number

= sum of the first even natural number / n

= n(n+1)/n

= n+1