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Lines vecr = veca(1) + lambda vecb(1) an...

Lines `vecr = veca_(1) + lambda vecb_(1) and vecr = veca_(2) + svecb_(2)` will lie in a Plane if

A

`veca_(1) xxveca_(2)=0`

B

`(veca_(2)-veca_(1))xxvecb_(1) xx vecb_(2) = 0`

C

`(veca_(2)-veca_(1))cdot (vecb_(1) xx vecb_(2)) = 0`

D

`vecb_(1) xxvecb_(2)=0`

Text Solution

Verified by Experts

The correct Answer is:
C;D
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AAKASH INSTITUTE-THREE DIMENSIONAL GEOMETRY -ASSIGNMENT SECTION - A
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