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The locus represented by xy+yz=0 is...

The locus represented by `xy+yz=0` is

A

1.a pair of perpendicular lines

B

2.a pair of parallel lines

C

3.a pair of parallel planes

D

4.a pair of perpendicular planes

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The correct Answer is:
D
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SUNSTAR PUBLICATION-K-CET-MATHEMATICS -2018-MULTIPLE CHOICE QUESTIONS
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