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# Interval Of Convergence

APCALC-UEEX8S

Find the interval of convergence for:

$$\sum_{n=0}^{\infty }n! ( x-1 )^{n}$$

A

$(-1, 1)$

B

$[-1, 1)$

C

$[-1,1]$

D

at $x = 1$ only