For which of the following functions f is f (x) . . .

[steven.jacob.kooker]

For which of the following functions f is f (x) = f(1 -x) for all x ?

a. f (x) = 1-x
b. f (x) = 1- x^2
c. f (x) = x^2 - (1-x)^2
d. f (x) = x^2(1-x)^2
e. f (x) = (x)/(1-x)

[RonPurewal]

Hi,
Please search the forum before posting. This problem already appears in several threads on the forum.

Here's one: post13658.html#p13658

Thanks.