A piece of cardboard measuring 12 inches by 10 inches is formed into an open-top box by cutting squares with side length `x` from each corner and folding up the sides.
Find a formula for the volume of the box in terms of `x`
`V(x)` =
Find the value for `x` that will maximize the volume of the box
`x` =
Box 1: Enter your answer as an expression. Example: 3x^2+1, x/5, (a+b)/c
Be sure your variables match those in the question
Box 2: Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
Enter DNE for Does Not Exist, oo for Infinity