The number of distinct real values of λ for which the lines
and
are coplanar is :
4
1
2
3
As we learnt in
Condition for lines to be intersecting (cartesian form) -
Their shortest distance should be 0
Also the condition for coplanar lines
-
For two lines to be coplanar
But
Two values of are possible
Option 1)
4
This option is incorrect
Option 2)
1
This option is incorrect
Option 3)
2
This option is correct
Option 4)
3
This option is incorrect
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