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If the vectors pi + j + k, i + qj + k and i + j + rk, where `pneqnerne1` are coplanar, then : pqr- (p + q + r) =…..

A

2

B

0

C

-1

D

-2

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MCGROW HILL PUBLICATION-VECTOR ALGEBRA-QUESTIONS FROM PREVIOUS YEARS. AIEEE/JEE MAIN PAPERS
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  14. If x=3i-6j-k, y=i+4j-3k" and "z=3i-4j-12k, then the magnitude of the p...

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  17. Let veca and vecb be two unit vectors such that |veca+vecb|=sqrt3 if v...

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  18. Let a, b and c be three unit vectors such that atimes(btimesc)=(sqrt(3...

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  19. In a triangle ABC , right angled at the vertex A , if the position vec...

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  20. Let ABC be a triangle whose circumcenter is at P, if the positions vec...

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