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CBSE Class 12 Math 2019 All India Set 1 Solved Paper

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Question : 23
Total: 29
Find the value of λ for which the following lines are perpendicular to each other :
‌
x−5
5λ+2
=‌
2−y
5
=‌
1−z
−1
;‌‌‌
x
1
=‌
y+
1
2
2λ
=‌
z−1
3

Hence, find whether the lines intersect or not.
Solution:  
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