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Find the shortest distance between the lines whose vector equations are  and 

  1. 2.4
  2. 2
  3. 1.4
  4. 0

Answer (Detailed Solution Below)

Option 1 : 2.4
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Detailed Solution

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Concept:

The shortest distance between parallel lines  and  is given by: 

Calculation:

L1:  can be written as .

L2:  can be written as .

Here, we see both lines are parallel and  ,  and .

 The shortest distance between parallel lines L1 and L2: 

⇒ 

⇒  ⇒  unit.

Hence, option 1 is correct.

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