If G(t)=5t^2-4t+3 then find G(t-2)
5 (t-2)2 - 4 (t-2) +3 expand, collect 'like' terms and simplify.....
If g(t)=5t^2-4t+3 then g(t-2) would be 5(t-2)^2-4(t-2)+3
5(t-2)^2-4(t-2)+3
=5(t^2-4t+4)-4t+8+3
=5t^2-20t+20-4t+11
=5t^2-24t+31 is our final answer.
+36916 
+230 
