Show that: a. n C 1 = n b. C= n(n-1) 2

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Show that:

a. ⁿC₁ = n

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Edexcel AS And A Level Mathematics Pure Mathematics Year 1/AS

ISBN: 9781292183398

1st Edition

Authors: Greg Attwood

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Question Posted: Jul 15, 2023 02:54 AM

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Show that: a. n C 1 = n b. C= n(n-1) 2

Question:

"C₂= n(n-1) 2

Step by Step Answer:

a Proof that nC1 n The expression nC1 represents the number of ways to choose 1 item from a set of n ...View the full answer

Edexcel AS And A Level Mathematics Pure Mathematics Year 1/AS

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