Question

find the sum of all the even natural numbers less than 75​

Answer 1

Answer:

1406

Explanation:

All even natural numbers below 75 sum---->

= 2+4+6+8+10+12     up to  +74

= 2 [ 1+2+3+4  up to+37 ]

We know that 1+2+3...n = n(n+1)/2

Thus

= 2 [ 37(37+1)/2 ]

= 37 x 38

= 1406

Hope it helps :)

Answer 2

$\huge\mathfrak\red{ᴀɴsᴡᴇʀ}$

The sum of all even natural numbers less than 75

=⟩ 1,406.

Hope it helps! ♡