Q. Which one of the following is correct? If $y = x^{5} - 5x^{4} + 5x^{3} - 1$, then
A) $y$ is maximum at $x = 3$ and minimum at $x = 1$
B) $y$ is minimum at $x = 1$
C) $y$ is neither maximum nor minimum at $x = 0$
D) None of the above
Explanation
The correct answer is Option C: $y$ is neither maximum nor minimum at $x = 0$.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.