What Are Functions?

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Activity Set 1
closed chest

Fill in the missing value

f(x)=x2+x2 xf(x)2-43-84-145-226?f(x) = -x^2+ x - 2 \\ \text{ } \\ \begin{array}{|c|c|} \hline \text{x} & \text{f(x)} \\ \hline \text{2} & \text{-4} \\ \hline \text{3} & \text{-8} \\ \hline \text{4} & \text{-14} \\ \hline \text{5} & \text{-22} \\ \hline \text{6} & \text{?} \\ \hline \end{array}

f(6)=f(6) =