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Question 19 (10 points) Determine the convergence (C) or divergence (D) of the series En!e-2n n=1 D by alternating series test O D by ratio test C by ratio test C by divergence testQuestion 25 (10 points) Find the MacLaurin series for the function f() = 1-x O 00 1 n= ( 2n) ! (2 + 1 )n O n= 0 O n! O (-1) n n= 0 n