The volume (in cubic meters), vvv, of a rectangular room is given by the expression: v = 7b^4-28v where bbb is a positive integer and each dimension is a positive integer too. what are three unique expressions that could represent the dimensions of the room ?

in most common fires, oxygen is needed for an oxidation reaction to takes place. the combination of oxygen with any element as fuel can create fire and combustion will occur especially if wood, light materials and other combustible things are combine with oxygen.