MCQOPTIONS
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| 1. |
If \[\overrightarrow{A}=i-2j-3k,\,\overrightarrow{B}=2i+j-k,\,\overrightarrow{C}=i+3j-2k\], then \[(\overrightarrow{A}\times \overrightarrow{B})\times \overrightarrow{C}\] is [MP PET 2001] |
| A. | \[5(-\,i+3j+4k)\] |
| B. | \[4(-\,i+3j+4k)\] |
| C. | \[5(-\,i-3j-4k)\] |
| D. | \[4(i+3j+4k)\] |
| Answer» B. \[4(-\,i+3j+4k)\] | |