1. Find the position vector of the point of intersection of the line joining the points whose position vectors are 5i − 4j and −3i + 4j with the line joining the points whose position vectors are −13i + 4j and −5i + j.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter8: Applications Of Trigonometry
Section8.4: The Dot Product
Problem 48E
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1. Find the position vector of the point of intersection of the line

joining the points whose position vectors are 5i − 4j and −3i + 4j with the line joining the points whose position vectors are

−13i + 4j and −5i + j.

 

 

2.    The straight line L 0 passes through the point A 

whose position vector is ai and is in the direction i+m0j. Write

down the vector equations of L and L

0 and find the position

vector of their point of intersection

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