engineering mathematics MCQ #896

Find the derivative of f(x) = sin(2x)

engineering mathematics MCQ #896

  1. Question 1

    Q1. Find the derivative of f(x) = sin(2x)

    • A) 2cos(2x)
    • B) cos(2x)
    • C) -2cos(2x)
    • D) -cos(2x)

    Answer: 2cos(2x)

    Explanation: Apply the chain rule: f'(x) = cos(2x) * d(2x)/dx = 2cos(2x).