n+1C1=?

Dear Student,
Please find below the solution to the asked query:

As nCr=n!r! n-r!, hencen+1C1=n+1!1! n+1-1=n+1!n!=n+1.n!n!=n+1Hence,n+1C1=n+1

Hope this information will clear your doubts about this topic.

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