LinAlg4.1.8

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Find the magnitude of the vector 7\bar{i}-3\bar{j}+5\bar{k}\,

Given vector is 7\bar{i}-3\bar{j}+5\bar{k}\,

magnitude of the given vector is \sqrt{(7)^2+(-3)^2+(5)^2}=\sqrt{49+9+25}=\sqrt{83}\,


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