A. 2i^ – 2j^ + k^
B. (2i^ – 2j^ +k^)/9
C. (2i^ – 2j^ +k^)/3
D. (2i^ – 2j^ +k^)/5
Correct Answer: (2i^ – 2j^ +k^)/3 ✔
Last Updated: January 20, 2021
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