12th Class
Mathematics
Sample Paper
Maths Olympiad Model Paper-4
question_answer
Let p and q be the position vectors of P and Q respectively with respect to 0 and | p | = p, |q| = q. The points R and S divide PQ internally and externally in the ratio 2 : 3 respectively. If \[\overrightarrow{OR}\]and \[\overrightarrow{OS}\]are perpendicular, then