1.

If \[A=3\hat{i}+4\hat{j}\] and \[B=7\hat{i}+24\hat{j},\]the vector having the same magnitude as B and parallel to A is

A.            \[5\hat{i}+20\hat{j}\]
B.                                      \[15\hat{i}+10\hat{j}\]
C.            \[20\hat{i}+15\hat{j}\]    
D.            \[15\hat{i}+20\hat{j}\]
Answer» E.


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