Iff S Tis onto and g T U and h T U are such that gf h f

Last updated: 2/8/2023

Iff S Tis onto and g T U and h T U are such that gf h f prove that g h If g ST h S T and if f T U is 1 1 show that if f g f h then g h 6 Let S be the set of all real numbers and T the set of all positive reals Find a 1 1 mapping of S onto T such that f s1 s2 f s1 f s2 for all s1 s2 E S