engineering mathematics MCQ #5231

The graph of y = cos(x) is symmetric about which line?

engineering mathematics MCQ #5231

  1. Question 1

    Q1. The graph of y = cos(x) is symmetric about which line?

    • A) x = 0
    • B) y = 0
    • C) x = π/2
    • D) y = 1

    Answer: x = 0

    Explanation: y = cos(x) is an even function, so it is symmetric about the y-axis, x = 0.