NDA Math Mock Test 02 – Question 85

Question:

If \(y = x^x\), then what is the value of \(\dfrac{dy}{dx}\) at x = 1?

यदि \(y = x^x\) है, तो x = 1 पर \(\dfrac{dy}{dx}\) का मान क्या है?

Options:

  • 0
  • 1
  • 2
  • -1
  • 0
  • 1
  • 2
  • -1

Correct Answer: b)

Explanation:

\(y = x^x \implies \dfrac{dy}{dx} = x^x(1 + \ln x)\).
At \(x = 1\): \(\dfrac{dy}{dx} = 1^1(1 + \ln 1) = 1\).

\(y = x^x \implies \dfrac{dy}{dx} = x^x(1 + \ln x)\)। \(x = 1\) पर मान \(1\) है।

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