Question 9
Points L(-1, 0), M(3, 7) and N(5, -2) are the midpoints of the sides BC, CA and AB respectively of triangle ABC. Find the equation of line AB.
Observation
Points L(-1, 0), M(3, 7) and N(5, -2) are the midpoints of the sides BC, CA and AB respectively of triangle ABC. Find the equation of line AB.