Sarthaks APP
0 votes
in Mathematics by (8.0k points)

A point P divides the line segment joining the points A (3, -5) and B (- 4, 8) such that AP/PB=k/1. If P lies on the line x + y = 0, then find the value of y.

1 Answer

0 votes
by (13.1k points)
selected by
Best answer

Given points are A(3, -5) and B(- 4, 8)

P divides AB in the ratio k:1

Using the section formula, we have:

Coordinate of point P are

Now it is given, that P lies on the line x+y=0


Thus, the value of k is 1/2

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.