Quick Ways of Doing Permutations and Combinations
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Uploader Comments (RobbWorld)
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All Comments (30)
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or you could just type it into your calculator lol
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thank u so much ~!
but why 5C3=5P3/3! ???!
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Thank you so much. It helped me remember my lessons :D
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THANK YOU!!!
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I love you! You just made my math class 10 times easier!
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hey if n and r are the same numbers then u can just do that number cubed
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Thank you so much for sharing this valuable lesson. I missed school today and the lesson was on this, thank you. You sure are better than this text book :)
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Ugh thaaaaaaanx u rock !!!! am a failure in mathhhhh ...btw cool pens me likeeeeyyyy...
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YOU ARE AWESOME!!!
geograndsand 8 months ago
@geograndsand
I'm glad it helps. Good job finding help on YouTube.
RobbWorld 8 months ago
very nice explaination!
k37mission 1 year ago
@k37mission Thanks
RobbWorld 1 year ago
On the combinations: is it always 3! as the denominator, or is it 3! because that was the number used in the problem?
Tardis910 1 year ago
@Tardis910
It is not always 3! It's just because the second number is a 3.
RobbWorld 1 year ago