A function whose graph is symmetrical about the y-axis is given by

JEE Advanced Mathematics question

A function whose graph is symmetrical about the -axis is given by

Answer: (D)

Symmetry about the -axis means , i.e. is even.

- (a) This function is odd (see Q48), so it is not even. - (b) Put : . Put : , so and is **odd**. (Only the zero

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Question ID VK-109159