FunctionHard

Question

The graph of the function y = f(x) is symmetrical about the line x = 2, then

Options

A.f(x + 2)= f(x - 2)

B.f(2 + x) = f(2 - x)

C.f(x) = f(-x)

D.f(x) = - f(-x)

Solution

If y = f (x) is symmetric about the line x = 2 then f(2 + x) = f(2 - x).

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