A) (3, 5)
B) (1, 1)
C) (1, 3)
D) (8, 5)
Correct Answer: C
Solution :
\[\mathbf{a}+\mathbf{b}=3\mathbf{i}+9\mathbf{j}=3(\mathbf{i}+3\mathbf{j}).\] Hence it is parallel to \[(1,\,3).\]You need to login to perform this action.
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