what is the profit maximising condition for a monopoly market?

Profit maximising condition for a monopoly market is already covered in our study material. Follow the given link and scroll down to the topic 'Short run equilibrium under monopoly' and 'Long run equilibrium under monopoly'
 
https://www.meritnation.com/cbse/class12-commerce/studymaterial/economics/introductory-microeconomics/non-competitive-markets/338_1985_5825#slide1_monopolist-market-relationship-between-marginal-revenue-and-price-elasticity-of-demand-monopolist’s-equilibrium