Step 1
[tex]\begin{gathered} 1)g(t)=7t^2+t-3 \\ find\text{ g(t+1)} \\ g(t+1)=7(t+1)^2+t+1-3 \\ g(t+1)=7(t+1)(t+1)+t+1-3 \\ g(t+1)=7(t^2+t+t+1)+t-2 \end{gathered}[/tex][tex]\begin{gathered} g(t+1)=7(t^2+2t+1)+t-2 \\ g(t+1)=7t^2+14t+7+t-2 \\ g(t+1)=7t^2+15t+5 \end{gathered}[/tex][tex]\begin{gathered} 2)g(-t)=7(-t)^2+(-t)-3 \\ g(-t)=7t^2-t-3 \end{gathered}[/tex]