Find the level of newspaper advertising

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Reference no: EM13187056

Bounds Inc. has determined through regression analysis that its sales (S) are a function of the amount ofadvertising in two different media.This is given by the following relationship (X=newspapers,Y=magazines):

S(X,Y) = 200X + 100Y - 10X2 - 20Y2 + 20XY

Find the level of newspaper and magazine advertising that maximizes the firm's sales.

Reference no: EM13187056

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