engineering mathematics MCQ #1539

∫sin(√x) dx = ?

engineering mathematics MCQ #1539

  1. Question 1

    Q1. ∫sin(√x) dx = ?

    • A) 2√xsin(√x) + 2cos(√x) + C
    • B) -2√xcos(√x) + 2sin(√x) + C
    • C) 2sin(√x) - 2√xcos(√x) + C
    • D) √xsin(√x) - cos(√x) + C

    Answer: 2sin(√x) - 2√xcos(√x) + C

    Explanation: Using substitution u = √x, and then integration by parts with dv = sin(u)du.