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[" The the ame rectur in the direction o...

[" The the ame rectur in the direction of the sum of the vectors,"a=2i+2j-5k sigma" and "vec b=2hat i+hat j+3hat k],[" Write the direction ratio's of the vector "vec a=hat i+hat j-2hat k" and hence calculate its direction cosines."],[" ind the vector joining the points "P(2,3" o) and "O(1,1)" ."]

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