A) 7
B) 10
C) 9
D) None of these
Correct Answer: A
Solution :
We have \[\overrightarrow{AP}=-3\mathbf{i}-\mathbf{j}+10\mathbf{k}\] \ \[|\overrightarrow{AP}|=\sqrt{9+1+100}=\sqrt{110}\]You need to login to perform this action.
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