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What do you know about Zero?
Number Theory
Level 2
Zero is a
even number
not defined
neither even nor odd
odd number
Submit
Excel in math and science
Master concepts by solving fun, challenging problems.
It's hard to learn from lectures and videos
Learn more effectively through short, interactive explorations.
Used and loved by over 6 million people
Learn from a vibrant community of students and enthusiasts,
including olympiad champions, researchers, and professionals.
Your answer
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That seems reasonable.
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