Why 0! = 1 Makes Sense (and Will Break Your Brain) | Factorial Explained
Last week we told you 0! = 1 and the comments went wild. This week, we prove it—step by step—without magic, hand-waving, or “just trust me.” If you’ve ever wondered how a number less than 1 can equal 1… this is your video.
🎯 Even if you’ll never see zero factorial on the GRE or GMAT, this is math so elegant it’s worth knowing.
📌 Watch Part 1 here: • Unbelievable Math Fact: Why Does 0 Factori...
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