Question

If f(x) = x − 4 and g(x) = 1/2 x − 2, find f[g(−6)].

Answer 1

\[fog(6)=(\frac{ 1 }{ 2 }(-6)-2)-4\]
\[fog(6)=-3-2-4\]
\[fog(6)=-9\]

Answer 2

If f(x) = 1/3 x − 2 and g(x) = −2x − 1, find (f • g)(9)