Q. If $f(x) = x + 2$, then the value of $f^{'}\lbrack f(x)\rbrack$ at $x = 4$ is
A) 8
B) 1
C) 4
D) 5
Explanation
The correct answer is Option B: 1.
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.