The angle between two vectors \( -2 \hat{i}+3 \hat{j}+\hat{k} \) and \( 2 \hat{i}+2 \hat{j}-4 \h...

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The angle between two vectors \( -2 \hat{i}+3 \hat{j}+\hat{k} \) and \( 2 \hat{i}+2 \hat{j}-4 \hat{k} \) is
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