Find the maximum value of the objective function and the values of x and y for which it occurs.
F = 4x + 3y
x + 3y = 6 x20 and y20
x + y s 4

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

Suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet.

Find the domain of the following expression: 1/(√x)-2