Example 2: The number of calories C burned after completing m meters is given by C(m) and the number of meters a person can run in t minutes is given by m(t). Interpret a) m(5) b) c ( m ( 5 ) ) Example 3: Given f (x) = Vx - 1 and g(x) = 2x + 5, find a) (f . g ) (x) and its domain TA b) (go f ) (x) and its domain 2