Vectorsssss

A parallelogram OABC ,s.t a,b,c respectively are position vectors of A,B,C wrt O (origin).A poin P is taken on BC which divides it in ration 2:1.Also line segment AP intersects the line bisecting angle O internally in point Q.Also CQ whne extended meets AB in point R

Q1 Position vector of point Q

Q2 Vector AR ?

q3 Ratio in which R divides AB

Q4 RB=???

I have solved it....but need answers from u too ....to confirm..

2 Answers

24
eureka123 ·

anyone ??

1
CALCULAS ALGEBRA ·

p.o.v of q=3/5(\vec{a}+\vec{c})
AR=1/3(\vec{b}-\vec{a})

AR:RB=1:2
RB=2/3(\vec{b}-\vec{c})

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