Answer:- The Caribbean was the hardest hit, with the North American population on most islands declining by more than 99 percent by 1600. By 1650, the population of the Americas had shrunk from 50 and 95 percent. The division of CSE disease is clearly one-sided.
Answer:- The value in the absolute brackets | x-b | can be negative or positive but the result is a positive number.... so you can have this x-b = c OR x-b = -c which will often result in two solutions for x