Editor
The points trisecting the joint of A(-1,4) and B(6,2) are:
Difficulty: Easy
A: 
(2/3, 4/5);(5/3, 4/3)
B: 
(4/3, 11/3);(5/3, 2/3)
C: 
(-1/3, 1/2);(2/3, -1/4)
D: 
(4/3, 10/3);(11/3, 8/3)