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Vectors – Calculate cosine direction of vector – Exercise 4508

Exercise

Calculate the cosine direction of the vector

\vec{a}=2\vec{i}-2\vec{j}+\vec{k}

Final Answer


\cos\alpha=\frac{2}{3}

\cos\beta=\frac{-2}{3}

\cos\gamma=\frac{1}{3}

Solution

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