A box with an open to is to be constructed from a square piece of cardboard, 3 ft wide, by cutting out a square from each of the four corners and bending up the sides. find the largest volume that such a box can have?
1 Answer
Dec 6, 2017
Explanation:
Step 1: get equation for volume
Step 2: Differentiate using chain rule and product rule
Step 3: Find the critical numbers by find where V'=0 or V' DNE
(note: V' DNE does not apply in this problem)
Step 4: factor to solve
Step 5: rule out