Question

1+2+3+4+........sum of first 25 natrual interger is​

Answer 1

Answer:

15 ..........,......ok.

Answer 2

$\underline{\underline{\red{\sf{{question}}}}} :$

$\sf \: sum \: of \: first \: 25 \: natural \: interger \: is$

$\underline{\underline{\red{\sf{solution}}}} :$

$\sf1 + 2 + 3 + 4 + 5 + 6 + 7 + 8 + 9 + 10 + 11 + 12 + 13 + 14 + 15 + 16 + 17 + 18 + 19 + 20 + 21 + 22 + 23 + 24 + 25$

$\implies\sf325$