Question

3.The sum of the first n even natural numbers is
02n
O n(n+1)
04n
O n(n+2)
​

Answer 1

Answer:

b

Step-by-step explanation:

let N=1234.......4344 ne the 79-digit number obtained that is formed by writing the integers from 1 to 44 i order, one after the other.The remainder when N is divided by 45 is r .What is r²plz answer

Answer 2

Answer:

n(n+1) is the correct option.

Step-by-step explanation:

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