Why would the development of a number system be important in a civilization that depended on trade

Does the fact that dr king cheated on his wife diminish his legacy as a leader of the civil rights movement

The name for the compound with the formula cr2o3 would be written as a. chromium(i) oxide. c. chromium oxygen. b. chromium(ii) oxide. d. chromium(iii) oxide.

In order to maintain national security within its colonies in america, england constructed a series of forts along colonial boundaries for protection. true false