MCQOPTIONS
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| 1. |
\[\overrightarrow{A}=2\hat{i}+\hat{j},\,B=3\hat{j}-\hat{k}\] and \[\overrightarrow{C}=6\hat{i}-2\hat{k}\]. Value of \[\overrightarrow{A}-2\overrightarrow{B}+3\overrightarrow{C}\] would be |
| A. | \[20\hat{i}+5\hat{j}+4\hat{k}\] |
| B. | \[20\hat{i}-5\hat{j}-4\hat{k}\] |
| C. | \[4\hat{i}+5\hat{j}+20\hat{k}\] |
| D. | \[5\hat{i}+4\hat{j}+10\hat{k}\] |
| Answer» C. \[4\hat{i}+5\hat{j}+20\hat{k}\] | |