Question

n!+(n-1)!/(n+1)!-n!
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Answer 1

Answer:

agebasa question ha pala nahe pada

Answer 2

Answer:

This is simply the definition of the factorial function. If it helps, you can write out the values on each side.

(n+1)!=(n+1)(n)(n−1)…(2)(1)

n!=(n)(n−1)…(2)(1)

Notice how n! contains all of the same terms as (n + 1)!, except for the (n + 1).