A company advertises on Radio and TV for its product. the profit based on these advertisement has been
determine in 1000 is as P(x,y)=-2x^2-xy-y^2+8x+9y+10
where x is the amount spent on Radio and y is the amount spend on TV respectively. How much money should
be spent on both advertisement to maximize the profit? another
Friends I CANT SOLVE it just give me method
Please friends this time help me!
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