Question

Given the function f(x) = 3 – x^3, then what is -f(x) as a simplified polynomial?

Answer 1

To answer this question, we have that:

$f(x)=3-x^3$

Then, we have that:

$-f(x)=-(3-x^3)=-3+x^3\Rightarrow-f(x)=x^3-3$

And we cannot simplify this expression anymore. Therefore,

$-f(x)=x^3-3$