一道英文数学题,求具体步骤An open cardboard box is to be make by cutting
一道英文数学题,求具体步骤
An open cardboard box is to be make by cutting small squares of side x cm from each of the four corners of a larger square of card of side 10 cm, and folding along the dashed lines, as shown in the diagram. Find the value of x such that the box has a maximum volume, and state the value of that maximum volume.
(图片请大家自行想象,因为我实在是不会加图