A monopolist produces 2 goods, X & Y; demand function for each good is Px = 36 - 3x & Py = 56 - 4y

A monopolist produces two goods, X and Y; the demand function for each good is given by: Px = 36 - 3x Py = 56 - 4y
a) Write down the equation for the monopolist's total revenue.
b)Determine the quantities of each good which must be sold so that total revenue is maximised.
What is the maximum revenue

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