A) \[\frac{\mathbf{a}+2\mathbf{b}}{3}\]
B) \[\frac{2\mathbf{a}+\mathbf{b}}{3}\]
C) \[\frac{\mathbf{a}+2}{3}\]
D) \[\frac{\mathbf{a}+\mathbf{b}}{2}\]
Correct Answer: A
Solution :
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