what is the unit vector perpendicular to the plane of vector A and B?

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Solution

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$t h e u n i t v e c t o r p e r p e n d i c u l a r t o p l a n e o f A a n d B u n i t v e c t o r = \frac{\vec{A} \times \vec{B}}{|\vec{A} \times \vec{B}|} \vec{A} \times \vec{B} i s t h e c r o s s p r o d u c t o f A a n d B w h i c h i s p e r p e n d i c u l a r t o p l a n e o f A a n d B a n d |\vec{A} \times \vec{B}| i s t h e m a g n i t u d e o f t h a t v e c t o r . R e g a r d s$

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