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Inspired by Joe Lee

Algebra Level 2

True or False:

The sum of a rational number and an irrational number is always irrational.

False True

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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.

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That seems reasonable. Find out if you're right!

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by Abdur Rehman Zahid

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