Post Utme Ui 2025 Mathematics Question 3

Practice objective / multiple choice question 3 from the 2025 Post Utme Ui Mathematics examination.

Post Utme Ui 2025 Mathematics Objective / Multiple Choice
Question 3 POST_UTME_UI • 2025 • MATHEMATICS • objective

Find the derivative of the function ( f(x) = \(\frac{1}{x^2 + 1}\)\)\) ) using the chain rule.

Answer Options

Correct Answer A. ( f'\((x) = -\)\(\frac{2x}{x^2 + 1\) ^2}\)\) )
B. ( f'\((x) =\)\(\frac{2x}{x^2 + 1\) ^2}\)\) )
C. ( f'\((x) = -\)\(\frac{2}{x^2 + 1\) ^2}\)\) )
D. ( f'\((x) =\)\(\frac{2}{x^2 + 1\) ^2}\)\) )
Correct Answer
A
Correct Option:
( f'\((x) = -\)\(\frac{2x}{x^2 + 1\) ^2}\)\) )

About This Question

This is Post Utme Ui 2025 Mathematics Question 3. It is one of the objective questions from the 2025 Post Utme Ui Mathematics examination.

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