A company estimates that if x thous and dollars are spenton markting of a certain product, the QGx) thousand units of the product will be sold, where 7x for x> o 27+ x2 a For what marketing expenditure x are sales maximized?whatis the maximum sales leveT ? Q (x)= () For what value of x is the Sales rate minimized? © Sketch the grap of the sales function Q Cx) babel x and y intercepts, maximums Minimums, infle ction point, and as ymp to tes

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