Assume you want to pack the cardboard box inside the wooden crate with packing material included above, below and on all sides of box. To have room for packing materials, you need to leave the 0.5 foot space around front, back and sides of box and a 1 foot space above and below box. If cardboard box is x feet long, x+2 feet wide, and x-1 feet deep, determine rule in terms of x for function V(x) which gives amount (ie the volume) of packing material needed. Write rule for functin in simplifed form.