Which of these pairs of functions are inverse functions? f(x) = 21-1+1 and g(x) = log2 (1-1)-1
fix) = }(in(1)-1) and g(x) = 2e20+1
f(x) = 41n(22)
f(x)=107–10–10 and g(x)=10810(x+10)—10
and
g(x)=2***