Straight Line Question 182
Question: Suppose that the points $ (h,k),(1,2) $ and $ (-3,4) $ lie on the line $ L_1 $ . If a line $ L_2 $ passing through the points $ (h,k) $ and $ (4,3) $ is perpendicular on $ L_1, $ then $ k+h $ equal to
Solution:
Answer: 4