A packaging company will only accept packages for shipmentif the sum oftheir length, width, andheight isexactly90inches.

What is an equationforthe size restriction if theboxhasa square base(length = width). Use x for the base and width, and h for height.Volume of the box, in terms of x and h? Determine the function for the volume of the box ONLY in terms of x. Using the graph of the function, what dimensions of such a box will give the maximumvolume?Give the values of BOTH x and h.