Causes. For many years, it was commonly believed that the main cause of borderline personality disorder was poor or uninformed parenting.It now seems most likely that both environmental and biological factors, especially genetic ones, place a person at risk for developing the disorder.auses. For many years, it was commonly believed that the main cause of borderline personality disorder was poor or uninformed parenting.
Enter a coordinate pair for each the starting and ending points according to the Cartesian coordinate system. Then click on Calculate. The calculator will determine the straight line distance between the two points as well as present the coordinates of each point as entered in the standard designation.
The coordinate surfaces of the Cartesian coordinates (x, y, z) . The z-axis is vertical and the x-axis is highlighted in green. Thus, the red plane shows the points with x = 1, the blue plane shows the points with z = 1, and the yellow plane shows the points with y = â1.