Question

i) What is the sum of first n even natural numbers ?
O A) [ n(n+1)/2
OB)n(n-1)
OC) n(1+ n)
OD) 2 n(n+1)​

Answer 1

What is the sum of first n even natural

numbers ?

$\\ \\ \implies n(1+n)$

Answer 2

the answer is c

glad to help❤