engineering mathematics MCQ #4909

The general solution of the equation cosec(x) = -√2 is

engineering mathematics MCQ #4909

  1. Question 1

    Q1. The general solution of the equation cosec(x) = -√2 is

    • A) nπ + (-1)^n (5π/4)
    • B) nπ + (-1)^n (π/4)
    • C) 2nπ + (5π/4)
    • D) 2nπ - (π/4)

    Answer: nπ + (-1)^n (5π/4)

    Explanation: cosec(x) = -√2 implies sin(x) = -1/√2, so x = nπ + (-1)^n (5π/4).