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(A) 4 42. What is the definite integral of (2 (x + 4) dx? (B) 12 (C) 14 (D) 18 43. Evaluate S dx V 1- VX (A) V1 - Vx + C (C) In V1 - Vx + c (B) (1 - Vx) + 4VX+ C (D) 4 (1- Vx)' - 41-Vx+C 44. The integral of S (x + 1) Vx dx is equivalent to 5 (A) 23 = X2 - =x2+ C 5 (C) = x2 + ; += x2+ C (B) 2 5 3 (D) 2 5 X2 + 2 Ex- =x2+ C 45. What is the value of constant of integration? (A) decimal only (C) fraction only (B) positive numbers only (D) any real number 5 sine cose de 46. Solve: S sin2 0+3sin0-4 (A) 4 In(sine + 4) + In(1 - sine) + c (C) 4In(sin0 + 4) - In(1 - sine) + C (B) 4 In(1 - sine) - In(sine + 4) + C(D) 4In(1 - sine) + In(sine + 4) + C lotted in Ol from x = a to x = b where (a