A vector that is perpendicular to both the vectors a=i-2j+k and b=i-j+k is
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the vector which will be perpendicular to both will be :
we know that cross product of any two vectors yeilds a vector which is perpendicular to botj vectors .
please refer to attachment mate
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Answer:
axb is the vector perpendicular to both vectors a and b
|i j k |
axb=|1 -2 1|
|1 -1 1|
=[(-1)i-j(0) +(k)]
=-i + k
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