engineering mathematics MCQ #5261

The period of sin(2x) + cos(3x) is

engineering mathematics MCQ #5261

  1. Question 1

    Q1. The period of sin(2x) + cos(3x) is

    • A) 2π
    • B) π
    • C) 2π / gcd(2, 3)
    • D) 2π (2)

    Answer: 2π / gcd(2, 3)

    Explanation: The period of sin(ax) + cos(bx) is 2π / gcd(a, b). Here, gcd(2, 3) = 1, so period = 2π.