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Lets tie a knot!

Logic Level 1

Which of the above will not form a knot if the two ends of the string are pulled in opposite directions?

\[A\] \[B\]

Excel in math and science

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It's hard to learn from lectures and videos

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Our wiki is made for math and science

Master advanced concepts through explanations,
examples, and problems from the community.

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including olympiad champions, researchers, and professionals.

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by Tapas Mazumdar

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