What does the equation uv = 0 represent, where u = 0 and v = 0 are lines?
ABoth lines u = 0 and v = 0
BOnly their common point
CThe single line u + v = 0
DA family of parallel lines
Answer & Solution
Correct answer: A. Both lines u = 0 and v = 0
A point satisfies uv = 0 exactly when it lies on u = 0 or on v = 0.
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