Determine the ratio in which the line 3x + y – 9 = 0 divides the line segment joining the points (1, 3) and (2, 7).

0 votes
26 views
asked Mar 14, 2018 in Mathematics by shabnam praween (19,050 points) 5 6 8
Determine the ratio in which the line 3x + y – 9 = 0 divides the line segment joining the points (1, 3) and (2, 7).

1 Answer

0 votes
answered Mar 14, 2018 by mdsamim (213,225 points) 5 10 15
selected Mar 20, 2018 by faiz
 
Best answer

Let the line 3x + y – 9 = 0 divides the line segment in the ratio k : 1 Then coordinates of point of intersection are

 This point lies on 3x + y – 9 = 0

⇒ Required Ratio is 3 : 4

...