I think your question is:
Let g(x) = x^2 -5x + 2. Find the following g(-1)
Answer:
[tex]g(x) = {x}^{2} - 5x + 2 \\ \\ g( - 1) = {( - 1)}^{2} - 5 \times ( - 1) + 2 \\ \\ = 1 + 5 + 2 \\ \\ = 8[/tex]
[tex]hence \: \: \boxed{ \textbf{ \red{g(-1) = 8}}} [/tex]
