engineering mathematics MCQ #4923

The solution of cos(x) = 0 is

engineering mathematics MCQ #4923

  1. Question 1

    Q1. The solution of cos(x) = 0 is

    • A) nπ
    • B) (2n + 1)π/2
    • C) 2nπ
    • D) (n + 1/2)π/3

    Answer: (2n + 1)π/2

    Explanation: The cosine function equals zero at odd multiples of π/2, hence the general solution is (2n + 1)π/2.