Question 260135

{{{f(x)=x^2-x-2}}} Start with the given function.



{{{f(-2)=(-2)^2--2-2}}} Plug in {{{x=-2}}}.



{{{f(-2)=(-2)^2+2-2}}} Simplify.



{{{f(-2)=4+2-2}}} Square {{{-2}}} to get {{{4}}}.



{{{f(-2)=4}}} Combine like terms.