11. The first three nonzero terms of the Maclaurin series for the function f(x) = In(cos(x)), where r E (0, 1), is - . . (A) B 12 15 12 45 2 (D) x + ... C) 12 45 2 45 12 mo (E (F) None of (A) - (E). 12 36 12. The exact value of / x3(In(x))? dx is H 3 1 A (B (C) 32 32 16 32 16 32 5 7 1 OT 4 (E) p 2 ( F) 16 32 32 32 32 32 (G) None of (A) - (F). 13. If "y+y= x and y(0) = 5, then the value of y(-1) is dx (A) 5e + 3 (B) 5ez + 2 (C) 5e - 2 (D) 5e2 - 2 (E) 6e2 - 2 (F) 6e - 2 (G) None of (A) - (F)