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Which of the following change in given curve does not represent a function ?

(A) y = f(|x|) 

(B) y = |f(x)| 

(C) |y| = f(x) 

(D) y = |f(|x|)|


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Best answer

Correct Option:- (C) |y| = f(x)

Explanation :-

The graph of |Y| = f(x) is mirror image of the curve in x-axis of the curve y = f(x) ∀ Y > 0

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