InterviewSolution
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InterviewSolution
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\left. \begin{array} { l } { \vec { A } \cdot \vec { B } = \vec { B } \cdot \vec { A } } \\ { \vec { C } \cdot \vec { A } + \vec { B } ) = \vec { C } \cdot ( \vec { B } + \vec { A } ) } \\ { \vec { A } \times \vec { B } = \vec { B } \times \vec { A } } \\ { \vec { A } \times ( \vec { B } + \vec { C } ) = ( \vec { A } \times \vec { B } ) + ( \vec { A } \times \vec { C } ) } \end{array} \right. |
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Answer» Option 3 is not correct as when we interchange the vectors in cross multiplication the direction of resultant changes |
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