A) \[\frac{5}{3}\,(\mathbf{i}-7\mathbf{j}+2\mathbf{k})\]
B) \[\frac{5}{3}\,(5\mathbf{i}+5\mathbf{j}+2\mathbf{k})\]
C) \[\frac{5}{3}\,(\mathbf{i}+7\mathbf{j}+2\mathbf{k})\]
D) \[\frac{5}{3}\,(-5\mathbf{i}+5\mathbf{j}+2\mathbf{k})\]
Correct Answer: A
Solution :
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