A plane flying a straight course observes a mountain at a bearing of 31.7 to the right of it's course. At a time the plane is 8 kilometer from the mountain . A short time later, the bearing to the mountain becomes 41.7

1+1=22×1=22-1=11-1=1duh

Thats where they was ported and the fields that noone really knew much about needed tended, so they put slaves out there do free work and huge profits and so on the north decided to hold its own and was more different way of survival did not have same climate conditions to afford protecting slaves from winter so expenses be diff from south