confusion about the above query

confusion about the above query

explain in detail sir and short trick for GRE

Point B has coordinates -4, 3. The y coordinate of point A is 8. The distance between point A and B is 13 units. What are the possible coordinates of point A?

Given a-b= -(a-b) which statement is true a is greater b is greater a and b are equal not enough information I know...

What would cause this? I understand that stress can cause one to get sick on test day or after test and am used to that, but have never experience this in studying for any other test included SAT,and...

Curious when you suggest you start the GRE - how many months in advance?

i want to get familiar with maximum amount of words.which material i should opt for??i am planning to appear for gre in november 2016 and toefl in sept end 2016.