confused to solve

Week 5 Inverses and Exponential Functions: Prob Previous Problem Problem List Next Problem (1 point) (a) If f is one-to-one and f(2) = 4, then f-1 (4) = and (f(2)) -1 = (b) If g is one-to-one and g(3) = 10, then g (10) = and (g(3)) -1 - Note: You can earn partial credit on this