find the sum of first n even natural number
Answers
Answered by
0
Answer:
We know, Sum formula
Sn=2n[a+l]
a= First term
n= number of terms
an=nth term
l= last term
Given sum =2+4+6+8+....+2n
=2n(2+2n)=n(n+1).
Answered by
0
first n even natural numbers is n [n + 1].
pls mark as brainlist
Similar questions