PLEASE HELP. Show that Laplacian operation is an isotropic (invariant to rotation) operation.​

Ihave been given the number of guns per 100, and the total firearm-related deaths per 100,000. i have to find the actual number of guns per country and actual number of gun-related deaths. if somebody could show me how to do 1 question, i can finish the rest, i am just confused. tia

As with any small island country, cuba has fewer natural resources than countries such as brazil. this affects their economy in that cuba a) exports only manufactured products. b) exports more products than it imports.. c) must import more products than it exports. d) has imposed trade barriers against the united states.

You have a small company and want to keep your costs low, but it is important your employees share data. which network would provide you with the most economical solution?