engineering mathematics MCQ #4919

The number of solutions of cos(x) = 1/2 in the interval [0, 2π] is

engineering mathematics MCQ #4919

  1. Question 1

    Q1. The number of solutions of cos(x) = 1/2 in the interval [0, 2π] is

    • A) 1
    • B) 2
    • C) 3
    • D) 4

    Answer: 2

    Explanation: cos(x) = 1/2 has solutions x = π/3 and 5π/3 in the given interval.