Question Number 39253 by tanmay.chaudhury50@gmail.com last updated on 04/Jul/18
Commented by tanmay.chaudhury50@gmail.com last updated on 04/Jul/18
$${posting}\:{formula}... \\ $$
Commented by math khazana by abdo last updated on 04/Jul/18
$${thank}\:{you}\:{sir}\:{Tanmay}\:{for}\:{this}\:{useful}\:{formulas} \\ $$