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12. The first three nonzero terms of the Maclaurin series for the function f(x) = In(cos(x)), where x E (0, 1), is .4 r6 r. 4 6 (A) (B 2 12 45 2 12 45 2 r.4 (C (D X2 + . . 2 12 45 12 45 (E) (F) None of (A) - (E). NO 12 36 13. The center (C), radius (R), and interval (1) of convergence of the power series 1 (x+2)' M8 is n=1 n 2 (A) C = 2, R= 2, I = [0, 4] (B) C= -2, R= 2, I = (-4, 0) (C) C = 2, R = 2, I = (0, 4] (D) C = 2, R = 2, I = (0,4) (E) C= -2, R =2, 1 = [-4, 0] (F) C = -2, R= 2, I = [-4, 0) (G) None of (A) - (F)