BB Code

[03myersd]

Functions f,g and h are defined on suitable domains by

f(x) = x2 - x + 10, g(x) = 5 - x and h(x) = log2x

(a) Find expressions for h(f(x)) and h(g(x)).

(b) Hence solve h(f(x)) - h(g(x)) = 3.