Question

if f(x) = x^3 + 1/x^3 then value of f(x) - f(1/x) is

Answer 1

Answer:

0.

Step-by-step explanation:

Given that, $f(x) = x^{3} +\frac{1}{x^{3}}$  

So, $f(\frac{1}{x} ) = \frac{1}{x^{3}}+x^{3}$

Here, $f(x) = f(\frac{1}{x} )$

Therefore, $f(x) - f(\frac{1}{x}) = 0$