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TV Shows

Discrete Mathematics Level 1

An audience research showed that: 1000 people watch the TV show A, 1500 the TV show B, and 250 these two TV shows. How many people were surveyed?

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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 7 million people

Learn from a vibrant community of students and enthusiasts,
including olympiad champions, researchers, and professionals.

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by Victor Paes Plinio

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