An open rectangular box (no top) with volume 3 cubic meters has a square base. Express the surface areaSof the box as a function of the lengthxof one of the sides. S(x)=...

A Normal window has the shape of a rectangle surmounted by a semicircle. If the perimeter of the window is 33 feet, express the areaAof the window as a function of the widthx(across the base) of the window.A(x)=...

can you help me with those??? thank you!