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If `vec p` and `vec q` are two diagonals of a quadrilateral such that `|vec p-vec q|=vec p.vec q,|vec p|=1,|vec q|=sqrt2`, then the area of quadrilateral is equal to

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  8. If vec p and vec q are two diagonals of a quadrilateral such that |vec...

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  13. Let veca=-hati+hatj+hatk, vecb=2 hati+hatk and vector vecc satisfying ...

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  15. If |vecalpha|=|vecbeta|=|vecalpha+vecbeta|=4, then the value of |vecal...

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  16. If veca, vecb, vecc are unit vectors such that bara+sqrt2 vecb+vecc=0 ...

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  17. Let veca and vecb be two unit vectors then maximum value of(|veca+vecb...

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