Home Maths Coordinate Geometry (3D) Karnataka - CET Previous Year Question The locus represented by is
Maths Coordinate Geometry (3D) Karnataka - CET Previous Year Question Single Correct MCQ
Published on: August 12, 2026

The locus represented by is

A
a pair of perpendicular lines
B
a pair of parallel lines
C
a pair of parallel planes
D
a pair of perpendicular planes

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Text Solution

Verified by Experts
The correct answer is:
D

:

or

Now, is a equation of plane.

and is also an equation of plane.

D.r's of normal to the plane is and

d.r's of normal to the plane is .

Now,

Hence, locus of is a pair of perpendicular planes.

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