JEE Advanced Model Paper 1 with solutions for online practice

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Question : 48 of 60
 
Marks: +1, -0
Let L be the distance between the lines x = 0 ,
y
b
+
z
c
= 1 and y = 0 ,
x
a
−
z
c
= 1. Then L2 (
1
a2
+
1
b2
+
1
c2
)
is
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