Give an example of an even function and explain algebraically why it is even.

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Mathematics

Keegan

25 November, 09:15

Give an example of an even function and explain algebraically why it is even.

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Landen · Answer 1

There's lots of even functions, but two that come to mind are the absolute value function, IxI, and x^2. These are even because they are reflected over the y axis. Another way to find this is that (-x) ^2 is equal to x^2 and so is I-xI, the algebraic method. Good luck!