Consider the four first-order predicate formulas f = vx (-p(x, x) g = va vy vz (p(x, y) a p(y, z) + p(x, z)) g' = va vy vz (p(x, y) ^ ply, z) +-p(x, z)) h = vo vy (p(x, y) +-p(y, x)) a. show that fvg vg v h is not valid.

For all machines-not just hammers- the user applies force force to the machine to the machine over a certain distance. a. input b. output c. duo d. none of the above

In the context of the box model, what is the difference between a margin and a padding? a. a padding lies outside a box border, while a margin lies inside it. b. a padding lies inside a box border, while a margin lies outside it. c. a padding can be adjusted independently, while a margin depends on the size of its box. d. a padding depends on the size of its box, while a margin can be adjusted independently.

Per the municipal solid waste report, what are the most common sources of waste (trash