A function can sometimes reflect on itself, i.e. if y = f(x), then x = f(y). Both of them retain the same structure and form. Which of the…

 Let g(x) be a function such that g(x + 1) + g(x – 1) = g(x) for every real x. Then for what value of p is the relation g(x+p) =…

 If f(x) = x3 – 4x + p , and f(0) and f(1) are of opposite signs, then which of the following is necessarily true