engineering mathematics MCQ #5253

The period of y = sin(x) + cos(x) is?

engineering mathematics MCQ #5253

  1. Question 1

    Q1. The period of y = sin(x) + cos(x) is?

    • A) π
    • B) 2π
    • C) π/2
    • D) 4π

    Answer: 2π

    Explanation: Both sin(x) and cos(x) have a period of 2π, so their sum also has a period of 2π.