Need Rui's uncompensated demand curve for good X and income Y -

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Rui's utility function is U = X + 100XZ + 2. Let the price of good X be px, the price of good Z be normalized to $1.00, and U be her level of well-being. What is her gpenditure function? Rui's expenditure function (E) is Px \"Wm p)( 1 E = T - - m . (Property format your expression using the tools in the palette. Hover over tools to see keyboard shortcuts. E.g., a subscript can be created with the _ character.) Derive her uncompensated demand curve for X. Let Y be her income. Rui's uncompensated demand curve for good X is X = B. (Property format your expression using the tool's in the palette.)