Answer:
I believe it would be 4x^2-20x+26
Step-by-step explanation:
Substitute the f(x) equation in where the x is in the g(x) equation, so...
g(f(x)) = (2x-5)^2+1 = (2x-5)(2x-5)+1 = 4x^2-20x+26.
If you want, you could factor out a 2 also to get 2(2^2-10x+13)