1.

Unit vector parallel to the resultant of vectors \[\vec{A}=4\hat{i}-3\hat{j}\]and \[\vec{B}=8\hat{i}+8\hat{j}\]will be             [BHU 1995]

A.  \[\frac{24\hat{i}+5\hat{j}}{13}\]
B.                                      \[\frac{12\hat{i}+5\hat{j}}{13}\]
C.            \[\frac{6\hat{i}+5\hat{j}}{13}\]                                       
D.            None of these
Answer» C.            \[\frac{6\hat{i}+5\hat{j}}{13}\]                                       


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