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It means that the value of the function at any point "x" is the same as the value of the function at the negative of "x". The graph of the function is thus symmetrical around the y-axis. Examples of such functions are the absolute value, the cosine function, and the function defined by y = x2.
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Earn +20 ptsQ: What does function of x equals function of -x mean?
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Continue Learning about Math & Arithmetic
What does it mean if a zero of a function is 4?
It means the value of the function equals zero when the argument is 4. For example: f(x)=x-4 f(4)=4-4=0
Is the function f of x equals one divided by x an example of a rational function?
True
Is x equals 5 a function?
yes, it is.
Is the y3 equals x is linear function?
no
Is f of x equals x plus x plus 5 a linear function?
Only if it's a function.
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