Question 298154
Substitute every occurence of x with 2 in f(x) and simplify.
{{{f(x)=x^4-5x^3+5x^2+5x-6}}}
{{{f(2)=2^4-5(2)^3+5(2)^2+5(2)-6}}}
{{{f(2)=16-5(8)+5(4)+10-6}}}
{{{f(2)=16-40+20+10-6}}}
{{{f(2)=0}}}