Suppose f: [a, b] → R is continuous and la f = 0 for all rational x in [a, b]. Show that f(t) = 0 for all € [a,b]. (Hint
Posted: Thu May 12, 2022 10:48 am
Suppose f: [a, b] → R is continuous and la f = 0 for all rational x in [a, b]. Show that f(t) = 0 for all € [a,b]. (Hint: You can assume that a continuous function vanishing on a dense set is constantly zero.)