Hi please, someone help me with those problems?(adsbygoogle = window.adsbygoogle || []).push({});

It's about three dimension space and it is about vectors properties:

Find the unit vectorsuthat are prependicular to bothi+2j+kand3i-4j+2k.

the second is:

Find two mutually perpendicular unit vectors that are perpendicular to2i+3j

Thank you for your help

Brad

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# Vector problem

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