Find all he co ordinate of the points which divide internally and externally the line joining (1,_-3)&(-3,9)in the ratio 1:3
Answers
Answered by
0
Answer:
Solve it by section formula
I am assuming that you know section formula
M1:m2 = 1:3
(1,-3) = (x1, y1)
(-3,9) = (x2, y2)
[x2 * m1 + m2 * x1/m1+m2, y2 *m1 + y1*m2/m1+m2]
[-3 * 1 + 3*1 / 1+3, 9*1 + - 3*3/1+3]
[-3+3/4, 9-9/4]
[0,0]
That means it is located at the origin.
Similar questions