A) \[\frac{\sqrt{7}}{2\sqrt{2}}\]
B) \[\frac{7}{2}\]
C) \[\frac{\sqrt{7}}{2}\]
D) \[\frac{7}{2\sqrt{2}}\]
Correct Answer: A
Solution :
Required distance = \[\frac{7-\frac{7}{2}}{\sqrt{1+4+9}}=\frac{\sqrt{7}}{2\sqrt{2}}\].You need to login to perform this action.
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