Answer
(a) $4$
(b) $5$
(c) $-1$
(d) $-2$
Work Step by Step
Use the given table to evaluate each given expression to obtain:
(a) $(g\circ f)(-1)=g(f(-1))=g(1)=4$
(b) $(g\circ f)(0)=g(f(0))=g(0)=5$
(c) $(f\circ g)(-1)=f(g(-1))=f(3)=-1$
(d) $(f\circ g)(4)= f(g(4))=f(2)=-2$
