Massive Products, Inc., is a monopolist whose cost of production is given by 10Q+2Q^2 which means its MC=10+4Q. Demand is Q=400-2P.

What price will the monopolist charge? What profits will the monopolist earn? (.5 for price, .5 for profits). Show your work to receive credit.

How will the monopolist's price and profits change if a tax of $15 per unit is imposed on the buyers of the product? (price is 1, profits=.5). Show your work to receive credit.