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CBSE Class 12 Math 2022 (Term II) Outside Delhi Set 3 Solved Paper

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SECTION - B
Question Nos. 7 to 10 carry 3 marks each.
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Question : 2
Total: 4
Find the shortest distance between the following lines:
→
r
=3
^
i
+5
^
j
+7
^
k
+λ(
^
i
−2
^
j
+
^
k
)‌ and ‌
→
r
=(−
^
i
−
^
j
−
^
k
)+µ(7
^
i
−6
^
j
+
^
k
)
Solution:  
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