1.

If f(x) , x^n , then the value of f(1) = (f'(1))/(1!) + (f''(1))/(2!) - (f'''(1))/(3!) +….+ (((-1)^n f^n (1))/(n!))

Answer»

`2^N`
`2^(n -1)`
`0`
`1`

Answer :C


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