Q. The graph of the function of $y = f(x)$ is symmetrical about the line $x = 2$, then
A) $f(x + 2) = f(x - 2)$
B) $f(2 + x) = f(2 - x)$
C) $f(x) = f( - x)$
D) $f(x) = - f( - x)$
Explanation
(b)
Since, the graph is symmetrical about the line= $x = 2$
$\Rightarrow \ \ \ \ f(2 + x) = f(2 - x)$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.