engineering mathematics MCQ #1540

∫1 / (1 + sinx) dx = ?

engineering mathematics MCQ #1540

  1. Question 1

    Q1. ∫1 / (1 + sinx) dx = ?

    • A) tanx - secx + C
    • B) tan(π/4 - x/2) + C
    • C) -cot(x/2 + π/4) + C
    • D) secx + tanx + C

    Answer: tanx - secx + C

    Explanation: Using trigonometric identity and substitution to simplify the integral.