engineering mathematics MCQ #3686

engineering mathematics MCQ #3686

1. Question 1

   Q1. The partial fraction decomposition of 1 / (x + 2)(x + 3) is

   • A) 1 / (x + 2) + 1 / (x + 3)
   • B) -1 / (x + 2) + 1 / (x + 3)
   • C) 1 / (x + 3) - 1 / (x + 2)
   • D) -1 / (x + 3) + 1 / (x + 2)

   Answer: 1 / (x + 3) - 1 / (x + 2)

   Explanation: Apply cover-up method or equate coefficients to find A = -1 and B = 1.