Question

Помогите, пожалуйста. 50 баллов

Answer 1

$\displaystyle\bf\\f(x)=x+2\\\\g(x)=x+1\\\\\\f(5)=5+2=7\\\\\boxed{f(5)=7}\\\\\\g\Big[f(5)\Big]=g(7)=7+1=8\\\\\\\boxed{g\Big[f(5)\Big]=8}\\\\\\f\Big[g\Big(f(5)\Big)\Big]=f\Big(8\Big)=8+2=10\\\\\\Otvet: \ f\Big[g\Big(f(5)\Big)\Big]=10$