engineering mathematics MCQ #624

Find the derivative of y = √(x + 1)

engineering mathematics MCQ #624

  1. Question 1

    Q1. Find the derivative of y = √(x + 1)

    • A) 1 / (2√(x + 1))
    • B) 1 / √(x + 1)
    • C) √(x + 1)
    • D) 1 / (x + 1)

    Answer: 1 / (2√(x + 1))

    Explanation: y = (x + 1)^(1/2), dy/dx = (1/2)(x + 1)^(-1/2) = 1 / (2√(x + 1))