1.) Set up the composition function
[tex]g(6x-10)=3fx-5f[/tex]
2.)Evaluate to get new function
[tex]18x^2-60x+50[/tex]
3.)Simplify
[tex]2(3x-5)^2[/tex]
4.) Factor if possible
This expression cannot be factored
Final answer: [tex]2(3x-5)^2[/tex]
Hope this helps