Lê Quốc Trần Anh Coordinator
17/07/2018 at 02:21-
Alone 18/07/2018 at 02:59f(3)=3.3-7=9-7=2
\(\Rightarrow g\left(f\left(3\right)\right)=g\left(2\right)=2^2-4=0\)
\(\Rightarrow f\left(g\left(f\left(3\right)\right)\right)=f\left(0\right)=3.0-7=-7\)
Lê Quốc Trần Anh selected this answer.