engineering mathematics MCQ #913

If f(x) = 1/x, then f'(x) = ?

engineering mathematics MCQ #913

  1. Question 1

    Q1. If f(x) = 1/x, then f'(x) = ?

    • A) -1/x²
    • B) 1/x²
    • C) -x
    • D) x

    Answer: -1/x²

    Explanation: Apply the power rule for differentiation with n = -1, yielding f'(x) = -1*x^(-2) = -1/x².